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Message-ID: <202312092110.zA95fW8M-lkp@intel.com>
Date: Sat, 9 Dec 2023 22:06:11 +0800
From: kernel test robot <lkp@...el.com>
To: Théo Lebrun <theo.lebrun@...tlin.com>,
Russell King <linux@...linux.org.uk>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Jiri Slaby <jirislaby@...nel.org>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
linux-serial@...r.kernel.org,
Linus Walleij <linus.walleij@...aro.org>,
Grégory Clement <gregory.clement@...tlin.com>,
Alexandre Belloni <alexandre.belloni@...tlin.com>,
Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
Vladimir Kondratiev <vladimir.kondratiev@...ileye.com>,
Tawfik Bayouk <tawfik.bayouk@...ileye.com>,
Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>,
Théo Lebrun <theo.lebrun@...tlin.com>
Subject: Re: [PATCH v5 2/9] tty: serial: amba: Use linux/{bits,bitfield}.h
macros
Hi Théo,
kernel test robot noticed the following build errors:
[auto build test ERROR on tty/tty-linus]
[also build test ERROR on usb/usb-testing usb/usb-next usb/usb-linus linus/master v6.7-rc4 next-20231208]
[cannot apply to tty/tty-testing tty/tty-next]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Th-o-Lebrun/tty-serial-amba-Use-linux-bits-bitfield-h-macros/20231130-230738
base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git tty-linus
patch link: https://lore.kernel.org/r/20231130-mbly-uart-v5-2-6566703a04b5%40bootlin.com
patch subject: [PATCH v5 2/9] tty: serial: amba: Use linux/{bits,bitfield}.h macros
config: arm-randconfig-r052-20231206 (https://download.01.org/0day-ci/archive/20231209/202312092110.zA95fW8M-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231209/202312092110.zA95fW8M-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202312092110.zA95fW8M-lkp@intel.com/
All errors (new ones prefixed by >>):
include/linux/stddef.h: Assembler messages:
include/linux/stddef.h:10: Error: bad instruction `enum {'
include/linux/stddef.h:11: Error: junk at end of line, first unrecognized character is `,'
include/linux/stddef.h:13: Error: junk at end of line, first unrecognized character is `}'
>> arch/arm/include/asm/swab.h:23: Error: bad instruction `static inline __attribute_const__ __u32 __arch_swahb32(__u32 x)'
>> arch/arm/include/asm/swab.h:24: Error: junk at end of line, first unrecognized character is `{'
>> arch/arm/include/asm/swab.h:25: Error: bad instruction `__asm__ ("rev16 %0, %1":"=r"(x):"r"(x))'
>> arch/arm/include/asm/swab.h:26: Error: bad instruction `return x'
arch/arm/include/asm/swab.h:27: Error: junk at end of line, first unrecognized character is `}'
>> arch/arm/include/asm/swab.h:31: Error: bad instruction `static inline __attribute_const__ __u32 __arch_swab32(__u32 x)'
arch/arm/include/asm/swab.h:32: Error: junk at end of line, first unrecognized character is `{'
>> arch/arm/include/asm/swab.h:33: Error: bad instruction `__asm__ ("rev %0, %1":"=r"(x):"r"(x))'
arch/arm/include/asm/swab.h:34: Error: bad instruction `return x'
arch/arm/include/asm/swab.h:35: Error: junk at end of line, first unrecognized character is `}'
include/uapi/linux/swab.h:48: Error: bad instruction `static inline __attribute_const__ __u16 __fswab16(__u16 val)'
include/uapi/linux/swab.h:49: Error: junk at end of line, first unrecognized character is `{'
>> include/uapi/linux/swab.h:51: Error: bad instruction `return ((__u16)__arch_swahb32(val))'
include/uapi/linux/swab.h:55: Error: junk at end of line, first unrecognized character is `}'
include/uapi/linux/swab.h:57: Error: bad instruction `static inline __attribute_const__ __u32 __fswab32(__u32 val)'
include/uapi/linux/swab.h:58: Error: junk at end of line, first unrecognized character is `{'
include/uapi/linux/swab.h:60: Error: bad instruction `return __arch_swab32(val)'
include/uapi/linux/swab.h:64: Error: junk at end of line, first unrecognized character is `}'
include/uapi/linux/swab.h:66: Error: bad instruction `static inline __attribute_const__ __u64 __fswab64(__u64 val)'
include/uapi/linux/swab.h:67: Error: junk at end of line, first unrecognized character is `{'
include/uapi/linux/swab.h:71: Error: bad instruction `__u32 h=val>>32'
include/uapi/linux/swab.h:72: Error: bad instruction `__u32 l=val&((1ULL<<32)-1)'
include/uapi/linux/swab.h:73: Error: bad instruction `return (((__u64)__fswab32(l))<<32)|((__u64)(__fswab32(h)))'
include/uapi/linux/swab.h:77: Error: junk at end of line, first unrecognized character is `}'
include/uapi/linux/swab.h:79: Error: bad instruction `static inline __attribute_const__ __u32 __fswahw32(__u32 val)'
include/uapi/linux/swab.h:80: Error: junk at end of line, first unrecognized character is `{'
include/uapi/linux/swab.h:84: Error: bad instruction `return ((__u32)((((__u32)(val)&(__u32)0x0000ffffUL)<<16)|(((__u32)(val)&(__u32)0xffff0000UL)>>16)))'
include/uapi/linux/swab.h:86: Error: junk at end of line, first unrecognized character is `}'
include/uapi/linux/swab.h:88: Error: bad instruction `static inline __attribute_const__ __u32 __fswahb32(__u32 val)'
include/uapi/linux/swab.h:89: Error: junk at end of line, first unrecognized character is `{'
>> include/uapi/linux/swab.h:91: Error: bad instruction `return __arch_swahb32(val)'
include/uapi/linux/swab.h:95: Error: junk at end of line, first unrecognized character is `}'
include/uapi/linux/swab.h:136: Error: bad instruction `static inline unsigned long __swab(const unsigned long y)'
include/uapi/linux/swab.h:137: Error: junk at end of line, first unrecognized character is `{'
include/uapi/linux/swab.h:141: Error: bad instruction `return (__u32)(__builtin_constant_p(y)?((__u32)((((__u32)(y)&(__u32)0x000000ffUL)<<24)|(((__u32)(y)&(__u32)0x0000ff00UL)<<8)|(((__u32)(y)&(__u32)0x00ff0000UL)>>8)|(((__u32)(y)&(__u32)0xff000000UL)>>24))):__fswab32(y))'
include/uapi/linux/swab.h:143: Error: junk at end of line, first unrecognized character is `}'
include/uapi/linux/swab.h:171: Error: bad instruction `static inline __u16 __swab16p(const __u16*p)'
include/uapi/linux/swab.h:172: Error: junk at end of line, first unrecognized character is `{'
include/uapi/linux/swab.h:176: Error: bad instruction `return (__u16)(__builtin_constant_p(*p)?((__u16)((((__u16)(*p)&(__u16)0x00ffU)<<8)|(((__u16)(*p)&(__u16)0xff00U)>>8))):__fswab16(*p))'
include/uapi/linux/swab.h:178: Error: junk at end of line, first unrecognized character is `}'
include/uapi/linux/swab.h:184: Error: bad instruction `static inline __u32 __swab32p(const __u32*p)'
include/uapi/linux/swab.h:185: Error: junk at end of line, first unrecognized character is `{'
include/uapi/linux/swab.h:189: Error: bad instruction `return (__u32)(__builtin_constant_p(*p)?((__u32)((((__u32)(*p)&(__u32)0x000000ffUL)<<24)|(((__u32)(*p)&(__u32)0x0000ff00UL)<<8)|(((__u32)(*p)&(__u32)0x00ff0000UL)>>8)|(((__u32)(*p)&(__u32)0xff000000UL)>>24))):__fswab32(*p))'
include/uapi/linux/swab.h:191: Error: junk at end of line, first unrecognized character is `}'
include/uapi/linux/swab.h:197: Error: bad instruction `static inline __u64 __swab64p(const __u64*p)'
include/uapi/linux/swab.h:198: Error: junk at end of line, first unrecognized character is `{'
include/uapi/linux/swab.h:202: Error: bad instruction `return (__u64)(__builtin_constant_p(*p)?((__u64)((((__u64)(*p)&(__u64)0x00000000000000ffULL)<<56)|(((__u64)(*p)&(__u64)0x000000000000ff00ULL)<<40)|(((__u64)(*p)&(__u64)0x0000000000ff0000ULL)<<24)|(((__u64)(*p)&(__u64)0x00000000ff000000ULL)<<8)|(((__u64)(*p)&(__u64)0x000000ff00000000ULL)>>8)|(((__u64)(*p)&(__u64)0x0000ff0000000000ULL)>>24)|(((__u64)(*p)&(__u64)0x00ff000000000000ULL)>>40)|(((__u64)(*p)&(__u64)0xff00000000000000ULL)>>56))):__fswab64(*p))'
include/uapi/linux/swab.h:204: Error: junk at end of line, first unrecognized character is `}'
include/uapi/linux/swab.h:212: Error: bad instruction `static inline __u32 __swahw32p(const __u32*p)'
include/uapi/linux/swab.h:213: Error: junk at end of line, first unrecognized character is `{'
include/uapi/linux/swab.h:217: Error: bad instruction `return (__builtin_constant_p((__u32)(*p))?((__u32)((((__u32)(*p)&(__u32)0x0000ffffUL)<<16)|(((__u32)(*p)&(__u32)0xffff0000UL)>>16))):__fswahw32(*p))'
include/uapi/linux/swab.h:219: Error: junk at end of line, first unrecognized character is `}'
include/uapi/linux/swab.h:227: Error: bad instruction `static inline __u32 __swahb32p(const __u32*p)'
include/uapi/linux/swab.h:228: Error: junk at end of line, first unrecognized character is `{'
include/uapi/linux/swab.h:232: Error: bad instruction `return (__builtin_constant_p((__u32)(*p))?((__u32)((((__u32)(*p)&(__u32)0x00ff00ffUL)<<8)|(((__u32)(*p)&(__u32)0xff00ff00UL)>>8))):__fswahb32(*p))'
include/uapi/linux/swab.h:234: Error: junk at end of line, first unrecognized character is `}'
include/uapi/linux/swab.h:240: Error: bad instruction `static inline void __swab16s(__u16*p)'
include/uapi/linux/swab.h:241: Error: junk at end of line, first unrecognized character is `{'
include/uapi/linux/swab.h:245: Error: junk at end of line, first unrecognized character is `*'
include/uapi/linux/swab.h:247: Error: junk at end of line, first unrecognized character is `}'
include/uapi/linux/swab.h:252: Error: bad instruction `static inline void __swab32s(__u32*p)'
include/uapi/linux/swab.h:253: Error: junk at end of line, first unrecognized character is `{'
include/uapi/linux/swab.h:257: Error: junk at end of line, first unrecognized character is `*'
include/uapi/linux/swab.h:259: Error: junk at end of line, first unrecognized character is `}'
include/uapi/linux/swab.h:265: Error: bad instruction `static inline void __swab64s(__u64*p)'
include/uapi/linux/swab.h:266: Error: junk at end of line, first unrecognized character is `{'
include/uapi/linux/swab.h:270: Error: junk at end of line, first unrecognized character is `*'
include/uapi/linux/swab.h:272: Error: junk at end of line, first unrecognized character is `}'
include/uapi/linux/swab.h:280: Error: bad instruction `static inline void __swahw32s(__u32*p)'
include/uapi/linux/swab.h:281: Error: junk at end of line, first unrecognized character is `{'
include/uapi/linux/swab.h:285: Error: junk at end of line, first unrecognized character is `*'
include/uapi/linux/swab.h:287: Error: junk at end of line, first unrecognized character is `}'
include/uapi/linux/swab.h:295: Error: bad instruction `static inline void __swahb32s(__u32*p)'
include/uapi/linux/swab.h:296: Error: junk at end of line, first unrecognized character is `{'
include/uapi/linux/swab.h:300: Error: junk at end of line, first unrecognized character is `*'
include/uapi/linux/swab.h:302: Error: junk at end of line, first unrecognized character is `}'
include/linux/swab.h:24: Error: bad instruction `static inline void swab16_array(u16*buf,unsigned int words)'
include/linux/swab.h:25: Error: junk at end of line, first unrecognized character is `{'
include/linux/swab.h:26: Error: bad instruction `while (words--){'
include/linux/swab.h:27: Error: bad instruction `__swab16s(buf)'
include/linux/swab.h:28: Error: bad instruction `buf++'
include/linux/swab.h:29: Error: junk at end of line, first unrecognized character is `}'
include/linux/swab.h:30: Error: junk at end of line, first unrecognized character is `}'
include/linux/swab.h:32: Error: bad instruction `static inline void swab32_array(u32*buf,unsigned int words)'
include/linux/swab.h:33: Error: junk at end of line, first unrecognized character is `{'
include/linux/swab.h:34: Error: bad instruction `while (words--){'
include/linux/swab.h:35: Error: bad instruction `__swab32s(buf)'
include/linux/swab.h:36: Error: bad instruction `buf++'
include/linux/swab.h:37: Error: junk at end of line, first unrecognized character is `}'
include/linux/swab.h:38: Error: junk at end of line, first unrecognized character is `}'
include/linux/swab.h:40: Error: bad instruction `static inline void swab64_array(u64*buf,unsigned int words)'
include/linux/swab.h:41: Error: junk at end of line, first unrecognized character is `{'
include/linux/swab.h:42: Error: bad instruction `while (words--){'
include/linux/swab.h:43: Error: bad instruction `__swab64s(buf)'
include/linux/swab.h:44: Error: bad instruction `buf++'
include/linux/swab.h:45: Error: junk at end of line, first unrecognized character is `}'
include/linux/swab.h:46: Error: junk at end of line, first unrecognized character is `}'
>> include/uapi/linux/byteorder/big_endian.h:45: Error: bad instruction `static inline __le64 __cpu_to_le64p(const __u64*p)'
>> include/uapi/linux/byteorder/big_endian.h:46: Error: junk at end of line, first unrecognized character is `{'
>> include/uapi/linux/byteorder/big_endian.h:47: Error: bad instruction `return (__force __le64)__swab64p(p)'
include/uapi/linux/byteorder/big_endian.h:48: Error: junk at end of line, first unrecognized character is `}'
>> include/uapi/linux/byteorder/big_endian.h:49: Error: bad instruction `static inline __u64 __le64_to_cpup(const __le64*p)'
include/uapi/linux/byteorder/big_endian.h:50: Error: junk at end of line, first unrecognized character is `{'
>> include/uapi/linux/byteorder/big_endian.h:51: Error: bad instruction `return __swab64p((__u64*)p)'
include/uapi/linux/byteorder/big_endian.h:52: Error: junk at end of line, first unrecognized character is `}'
>> include/uapi/linux/byteorder/big_endian.h:53: Error: bad instruction `static inline __le32 __cpu_to_le32p(const __u32*p)'
include/uapi/linux/byteorder/big_endian.h:54: Error: junk at end of line, first unrecognized character is `{'
>> include/uapi/linux/byteorder/big_endian.h:55: Error: bad instruction `return (__force __le32)__swab32p(p)'
include/uapi/linux/byteorder/big_endian.h:56: Error: junk at end of line, first unrecognized character is `}'
>> include/uapi/linux/byteorder/big_endian.h:57: Error: bad instruction `static inline __u32 __le32_to_cpup(const __le32*p)'
include/uapi/linux/byteorder/big_endian.h:58: Error: junk at end of line, first unrecognized character is `{'
>> include/uapi/linux/byteorder/big_endian.h:59: Error: bad instruction `return __swab32p((__u32*)p)'
include/uapi/linux/byteorder/big_endian.h:60: Error: junk at end of line, first unrecognized character is `}'
>> include/uapi/linux/byteorder/big_endian.h:61: Error: bad instruction `static inline __le16 __cpu_to_le16p(const __u16*p)'
include/uapi/linux/byteorder/big_endian.h:62: Error: junk at end of line, first unrecognized character is `{'
>> include/uapi/linux/byteorder/big_endian.h:63: Error: bad instruction `return (__force __le16)__swab16p(p)'
include/uapi/linux/byteorder/big_endian.h:64: Error: junk at end of line, first unrecognized character is `}'
>> include/uapi/linux/byteorder/big_endian.h:65: Error: bad instruction `static inline __u16 __le16_to_cpup(const __le16*p)'
include/uapi/linux/byteorder/big_endian.h:66: Error: junk at end of line, first unrecognized character is `{'
include/uapi/linux/byteorder/big_endian.h:67: Error: bad instruction `return __swab16p((__u16*)p)'
include/uapi/linux/byteorder/big_endian.h:68: Error: junk at end of line, first unrecognized character is `}'
include/uapi/linux/byteorder/big_endian.h:69: Error: bad instruction `static inline __be64 __cpu_to_be64p(const __u64*p)'
include/uapi/linux/byteorder/big_endian.h:70: Error: junk at end of line, first unrecognized character is `{'
include/uapi/linux/byteorder/big_endian.h:71: Error: bad instruction `return (__force __be64)*p'
include/uapi/linux/byteorder/big_endian.h:72: Error: junk at end of line, first unrecognized character is `}'
include/uapi/linux/byteorder/big_endian.h:73: Error: bad instruction `static inline __u64 __be64_to_cpup(const __be64*p)'
include/uapi/linux/byteorder/big_endian.h:74: Error: junk at end of line, first unrecognized character is `{'
include/uapi/linux/byteorder/big_endian.h:75: Error: bad instruction `return (__force __u64)*p'
include/uapi/linux/byteorder/big_endian.h:76: Error: junk at end of line, first unrecognized character is `}'
include/uapi/linux/byteorder/big_endian.h:77: Error: bad instruction `static inline __be32 __cpu_to_be32p(const __u32*p)'
include/uapi/linux/byteorder/big_endian.h:78: Error: junk at end of line, first unrecognized character is `{'
include/uapi/linux/byteorder/big_endian.h:79: Error: bad instruction `return (__force __be32)*p'
include/uapi/linux/byteorder/big_endian.h:80: Error: junk at end of line, first unrecognized character is `}'
include/uapi/linux/byteorder/big_endian.h:81: Error: bad instruction `static inline __u32 __be32_to_cpup(const __be32*p)'
include/uapi/linux/byteorder/big_endian.h:82: Error: junk at end of line, first unrecognized character is `{'
include/uapi/linux/byteorder/big_endian.h:83: Error: bad instruction `return (__force __u32)*p'
include/uapi/linux/byteorder/big_endian.h:84: Error: junk at end of line, first unrecognized character is `}'
include/uapi/linux/byteorder/big_endian.h:85: Error: bad instruction `static inline __be16 __cpu_to_be16p(const __u16*p)'
include/uapi/linux/byteorder/big_endian.h:86: Error: junk at end of line, first unrecognized character is `{'
include/uapi/linux/byteorder/big_endian.h:87: Error: bad instruction `return (__force __be16)*p'
include/uapi/linux/byteorder/big_endian.h:88: Error: junk at end of line, first unrecognized character is `}'
include/uapi/linux/byteorder/big_endian.h:89: Error: bad instruction `static inline __u16 __be16_to_cpup(const __be16*p)'
include/uapi/linux/byteorder/big_endian.h:90: Error: junk at end of line, first unrecognized character is `{'
include/uapi/linux/byteorder/big_endian.h:91: Error: bad instruction `return (__force __u16)*p'
include/uapi/linux/byteorder/big_endian.h:92: Error: junk at end of line, first unrecognized character is `}'
include/linux/byteorder/generic.h:144: Error: bad instruction `static inline void le16_add_cpu(__le16*var,u16 val)'
include/linux/byteorder/generic.h:145: Error: junk at end of line, first unrecognized character is `{'
include/linux/byteorder/generic.h:146: Error: junk at end of line, first unrecognized character is `*'
include/linux/byteorder/generic.h:147: Error: junk at end of line, first unrecognized character is `}'
include/linux/byteorder/generic.h:149: Error: bad instruction `static inline void le32_add_cpu(__le32*var,u32 val)'
include/linux/byteorder/generic.h:150: Error: junk at end of line, first unrecognized character is `{'
include/linux/byteorder/generic.h:151: Error: junk at end of line, first unrecognized character is `*'
include/linux/byteorder/generic.h:152: Error: junk at end of line, first unrecognized character is `}'
include/linux/byteorder/generic.h:154: Error: bad instruction `static inline void le64_add_cpu(__le64*var,u64 val)'
include/linux/byteorder/generic.h:155: Error: junk at end of line, first unrecognized character is `{'
include/linux/byteorder/generic.h:156: Error: junk at end of line, first unrecognized character is `*'
include/linux/byteorder/generic.h:157: Error: junk at end of line, first unrecognized character is `}'
include/linux/byteorder/generic.h:160: Error: bad instruction `static inline void le32_to_cpu_array(u32*buf,unsigned int words)'
include/linux/byteorder/generic.h:161: Error: junk at end of line, first unrecognized character is `{'
include/linux/byteorder/generic.h:162: Error: bad instruction `while (words--){'
include/linux/byteorder/generic.h:163: Error: bad instruction `__swab32s((buf))'
include/linux/byteorder/generic.h:164: Error: bad instruction `buf++'
include/linux/byteorder/generic.h:165: Error: junk at end of line, first unrecognized character is `}'
include/linux/byteorder/generic.h:166: Error: junk at end of line, first unrecognized character is `}'
include/linux/byteorder/generic.h:168: Error: bad instruction `static inline void cpu_to_le32_array(u32*buf,unsigned int words)'
include/linux/byteorder/generic.h:169: Error: junk at end of line, first unrecognized character is `{'
include/linux/byteorder/generic.h:170: Error: bad instruction `while (words--){'
include/linux/byteorder/generic.h:171: Error: bad instruction `__swab32s((buf))'
include/linux/byteorder/generic.h:172: Error: bad instruction `buf++'
include/linux/byteorder/generic.h:173: Error: junk at end of line, first unrecognized character is `}'
include/linux/byteorder/generic.h:174: Error: junk at end of line, first unrecognized character is `}'
include/linux/byteorder/generic.h:176: Error: bad instruction `static inline void be16_add_cpu(__be16*var,u16 val)'
include/linux/byteorder/generic.h:177: Error: junk at end of line, first unrecognized character is `{'
include/linux/byteorder/generic.h:178: Error: junk at end of line, first unrecognized character is `*'
include/linux/byteorder/generic.h:179: Error: junk at end of line, first unrecognized character is `}'
include/linux/byteorder/generic.h:181: Error: bad instruction `static inline void be32_add_cpu(__be32*var,u32 val)'
include/linux/byteorder/generic.h:182: Error: junk at end of line, first unrecognized character is `{'
include/linux/byteorder/generic.h:183: Error: junk at end of line, first unrecognized character is `*'
include/linux/byteorder/generic.h:184: Error: junk at end of line, first unrecognized character is `}'
include/linux/byteorder/generic.h:186: Error: bad instruction `static inline void be64_add_cpu(__be64*var,u64 val)'
include/linux/byteorder/generic.h:187: Error: junk at end of line, first unrecognized character is `{'
include/linux/byteorder/generic.h:188: Error: junk at end of line, first unrecognized character is `*'
include/linux/byteorder/generic.h:189: Error: junk at end of line, first unrecognized character is `}'
include/linux/byteorder/generic.h:191: Error: bad instruction `static inline void cpu_to_be32_array(__be32*dst,const u32*src,size_t len)'
include/linux/byteorder/generic.h:192: Error: junk at end of line, first unrecognized character is `{'
include/linux/byteorder/generic.h:193: Error: bad instruction `size_t i'
include/linux/byteorder/generic.h:195: Error: bad instruction `for (i=0'
include/linux/byteorder/generic.h:195: Error: bad instruction `i <len'
include/linux/byteorder/generic.h:195: Error: bad instruction `i++)'
include/linux/byteorder/generic.h:196: Error: bad instruction `dst[i] =((__force __be32)(__u32)(src[i]))'
include/linux/byteorder/generic.h:197: Error: junk at end of line, first unrecognized character is `}'
include/linux/byteorder/generic.h:199: Error: bad instruction `static inline void be32_to_cpu_array(u32*dst,const __be32*src,size_t len)'
include/linux/byteorder/generic.h:200: Error: junk at end of line, first unrecognized character is `{'
include/linux/byteorder/generic.h:201: Error: bad instruction `size_t i'
include/linux/byteorder/generic.h:203: Error: bad instruction `for (i=0'
include/linux/byteorder/generic.h:203: Error: bad instruction `i <len'
include/linux/byteorder/generic.h:203: Error: bad instruction `i++)'
include/linux/byteorder/generic.h:204: Error: bad instruction `dst[i] =((__force __u32)(__be32)(src[i]))'
include/linux/byteorder/generic.h:205: Error: junk at end of line, first unrecognized character is `}'
include/linux/bitfield.h:158: Error: bad instruction `extern void __compiletime_error("value doesn't fit into mask")'
include/linux/bitfield.h:159: Error: bad instruction `__field_overflow(void)'
include/linux/bitfield.h:160: Error: bad instruction `extern void __compiletime_error("bad bitfield mask")'
include/linux/bitfield.h:161: Error: bad instruction `__bad_mask(void)'
include/linux/bitfield.h:162: Error: bad instruction `static inline u64 field_multiplier(u64 field)'
include/linux/bitfield.h:163: Error: junk at end of line, first unrecognized character is `{'
include/linux/bitfield.h:164: Error: bad instruction `if ((field|(field-1))&((field|(field-1))+1))'
include/linux/bitfield.h:165: Error: bad instruction `__bad_mask()'
include/linux/bitfield.h:166: Error: bad instruction `return field&-field'
include/linux/bitfield.h:167: Error: junk at end of line, first unrecognized character is `}'
include/linux/bitfield.h:168: Error: bad instruction `static inline u64 field_mask(u64 field)'
include/linux/bitfield.h:169: Error: junk at end of line, first unrecognized character is `{'
include/linux/bitfield.h:170: Error: bad instruction `return field/field_multiplier(field)'
include/linux/bitfield.h:171: Error: junk at end of line, first unrecognized character is `}'
include/linux/bitfield.h:198: Error: bad instruction `static inline __u8 u8_encode_bits(u8 v,u8 field){ if(__builtin_constant_p(v)&&(v&~field_mask(field)))__field_overflow()'
include/linux/bitfield.h:198: Error: bad instruction `return ((v&field_mask(field))*field_multiplier(field))'
include/linux/bitfield.h:198: Error: junk at end of line, first unrecognized character is `}'
include/linux/bitfield.h:198: Error: junk at end of line, first unrecognized character is `}'
include/linux/bitfield.h:198: Error: junk at end of line, first unrecognized character is `}'
vim +199 include/linux/bitfield.h
e2192de59e457a Johannes Berg 2023-01-18 119
e2192de59e457a Johannes Berg 2023-01-18 120 /**
e2192de59e457a Johannes Berg 2023-01-18 121 * FIELD_PREP_CONST() - prepare a constant bitfield element
e2192de59e457a Johannes Berg 2023-01-18 122 * @_mask: shifted mask defining the field's length and position
e2192de59e457a Johannes Berg 2023-01-18 123 * @_val: value to put in the field
e2192de59e457a Johannes Berg 2023-01-18 124 *
e2192de59e457a Johannes Berg 2023-01-18 125 * FIELD_PREP_CONST() masks and shifts up the value. The result should
e2192de59e457a Johannes Berg 2023-01-18 126 * be combined with other fields of the bitfield using logical OR.
e2192de59e457a Johannes Berg 2023-01-18 127 *
e2192de59e457a Johannes Berg 2023-01-18 128 * Unlike FIELD_PREP() this is a constant expression and can therefore
e2192de59e457a Johannes Berg 2023-01-18 129 * be used in initializers. Error checking is less comfortable for this
e2192de59e457a Johannes Berg 2023-01-18 130 * version, and non-constant masks cannot be used.
e2192de59e457a Johannes Berg 2023-01-18 131 */
e2192de59e457a Johannes Berg 2023-01-18 132 #define FIELD_PREP_CONST(_mask, _val) \
e2192de59e457a Johannes Berg 2023-01-18 133 ( \
e2192de59e457a Johannes Berg 2023-01-18 134 /* mask must be non-zero */ \
e2192de59e457a Johannes Berg 2023-01-18 135 BUILD_BUG_ON_ZERO((_mask) == 0) + \
e2192de59e457a Johannes Berg 2023-01-18 136 /* check if value fits */ \
e2192de59e457a Johannes Berg 2023-01-18 137 BUILD_BUG_ON_ZERO(~((_mask) >> __bf_shf(_mask)) & (_val)) + \
e2192de59e457a Johannes Berg 2023-01-18 138 /* check if mask is contiguous */ \
e2192de59e457a Johannes Berg 2023-01-18 139 __BF_CHECK_POW2((_mask) + (1ULL << __bf_shf(_mask))) + \
e2192de59e457a Johannes Berg 2023-01-18 140 /* and create the value */ \
e2192de59e457a Johannes Berg 2023-01-18 141 (((typeof(_mask))(_val) << __bf_shf(_mask)) & (_mask)) \
e2192de59e457a Johannes Berg 2023-01-18 142 )
e2192de59e457a Johannes Berg 2023-01-18 143
3e9b3112ec74f1 Jakub Kicinski 2016-08-31 144 /**
3e9b3112ec74f1 Jakub Kicinski 2016-08-31 145 * FIELD_GET() - extract a bitfield element
3e9b3112ec74f1 Jakub Kicinski 2016-08-31 146 * @_mask: shifted mask defining the field's length and position
7240767450d6d8 Masahiro Yamada 2017-10-03 147 * @_reg: value of entire bitfield
3e9b3112ec74f1 Jakub Kicinski 2016-08-31 148 *
3e9b3112ec74f1 Jakub Kicinski 2016-08-31 149 * FIELD_GET() extracts the field specified by @_mask from the
3e9b3112ec74f1 Jakub Kicinski 2016-08-31 150 * bitfield passed in as @_reg by masking and shifting it down.
3e9b3112ec74f1 Jakub Kicinski 2016-08-31 151 */
3e9b3112ec74f1 Jakub Kicinski 2016-08-31 152 #define FIELD_GET(_mask, _reg) \
3e9b3112ec74f1 Jakub Kicinski 2016-08-31 153 ({ \
3e9b3112ec74f1 Jakub Kicinski 2016-08-31 154 __BF_FIELD_CHECK(_mask, _reg, 0U, "FIELD_GET: "); \
3e9b3112ec74f1 Jakub Kicinski 2016-08-31 155 (typeof(_mask))(((_reg) & (_mask)) >> __bf_shf(_mask)); \
3e9b3112ec74f1 Jakub Kicinski 2016-08-31 156 })
3e9b3112ec74f1 Jakub Kicinski 2016-08-31 157
e7d4a95da86e0b Johannes Berg 2018-06-20 158 extern void __compiletime_error("value doesn't fit into mask")
00b0c9b82663ac Al Viro 2017-12-14 159 __field_overflow(void);
00b0c9b82663ac Al Viro 2017-12-14 160 extern void __compiletime_error("bad bitfield mask")
00b0c9b82663ac Al Viro 2017-12-14 161 __bad_mask(void);
00b0c9b82663ac Al Viro 2017-12-14 162 static __always_inline u64 field_multiplier(u64 field)
00b0c9b82663ac Al Viro 2017-12-14 163 {
00b0c9b82663ac Al Viro 2017-12-14 164 if ((field | (field - 1)) & ((field | (field - 1)) + 1))
00b0c9b82663ac Al Viro 2017-12-14 165 __bad_mask();
00b0c9b82663ac Al Viro 2017-12-14 166 return field & -field;
00b0c9b82663ac Al Viro 2017-12-14 167 }
00b0c9b82663ac Al Viro 2017-12-14 168 static __always_inline u64 field_mask(u64 field)
00b0c9b82663ac Al Viro 2017-12-14 169 {
00b0c9b82663ac Al Viro 2017-12-14 170 return field / field_multiplier(field);
00b0c9b82663ac Al Viro 2017-12-14 171 }
e31a50162feb35 Alex Elder 2020-03-12 172 #define field_max(field) ((typeof(field))field_mask(field))
00b0c9b82663ac Al Viro 2017-12-14 173 #define ____MAKE_OP(type,base,to,from) \
00b0c9b82663ac Al Viro 2017-12-14 174 static __always_inline __##type type##_encode_bits(base v, base field) \
00b0c9b82663ac Al Viro 2017-12-14 175 { \
e7d4a95da86e0b Johannes Berg 2018-06-20 176 if (__builtin_constant_p(v) && (v & ~field_mask(field))) \
00b0c9b82663ac Al Viro 2017-12-14 177 __field_overflow(); \
00b0c9b82663ac Al Viro 2017-12-14 178 return to((v & field_mask(field)) * field_multiplier(field)); \
00b0c9b82663ac Al Viro 2017-12-14 179 } \
00b0c9b82663ac Al Viro 2017-12-14 180 static __always_inline __##type type##_replace_bits(__##type old, \
00b0c9b82663ac Al Viro 2017-12-14 181 base val, base field) \
00b0c9b82663ac Al Viro 2017-12-14 182 { \
00b0c9b82663ac Al Viro 2017-12-14 183 return (old & ~to(field)) | type##_encode_bits(val, field); \
00b0c9b82663ac Al Viro 2017-12-14 184 } \
00b0c9b82663ac Al Viro 2017-12-14 185 static __always_inline void type##p_replace_bits(__##type *p, \
00b0c9b82663ac Al Viro 2017-12-14 186 base val, base field) \
00b0c9b82663ac Al Viro 2017-12-14 187 { \
00b0c9b82663ac Al Viro 2017-12-14 188 *p = (*p & ~to(field)) | type##_encode_bits(val, field); \
00b0c9b82663ac Al Viro 2017-12-14 189 } \
00b0c9b82663ac Al Viro 2017-12-14 190 static __always_inline base type##_get_bits(__##type v, base field) \
00b0c9b82663ac Al Viro 2017-12-14 191 { \
00b0c9b82663ac Al Viro 2017-12-14 192 return (from(v) & field)/field_multiplier(field); \
00b0c9b82663ac Al Viro 2017-12-14 193 }
00b0c9b82663ac Al Viro 2017-12-14 194 #define __MAKE_OP(size) \
00b0c9b82663ac Al Viro 2017-12-14 195 ____MAKE_OP(le##size,u##size,cpu_to_le##size,le##size##_to_cpu) \
00b0c9b82663ac Al Viro 2017-12-14 196 ____MAKE_OP(be##size,u##size,cpu_to_be##size,be##size##_to_cpu) \
00b0c9b82663ac Al Viro 2017-12-14 197 ____MAKE_OP(u##size,u##size,,)
37a3862e123826 Johannes Berg 2018-06-20 198 ____MAKE_OP(u8,u8,,)
00b0c9b82663ac Al Viro 2017-12-14 @199 __MAKE_OP(16)
00b0c9b82663ac Al Viro 2017-12-14 @200 __MAKE_OP(32)
00b0c9b82663ac Al Viro 2017-12-14 @201 __MAKE_OP(64)
00b0c9b82663ac Al Viro 2017-12-14 202 #undef __MAKE_OP
00b0c9b82663ac Al Viro 2017-12-14 203 #undef ____MAKE_OP
00b0c9b82663ac Al Viro 2017-12-14 204
--
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https://github.com/intel/lkp-tests/wiki
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