linux-kernel - [djbw-nvdimm:libnvdimm-pending 19/25] include/trace/events/fs_dax.h:153:1: sparse: sparse: incorrect type in argument 3 (different base types)

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Message-ID: <202210141006.cFCQMG4S-lkp@intel.com>
Date:   Fri, 14 Oct 2022 10:06:47 +0800
From:   kernel test robot <lkp@...el.com>
To:     Dan Williams <dan.j.williams@...el.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [djbw-nvdimm:libnvdimm-pending 19/25]
 include/trace/events/fs_dax.h:153:1: sparse: sparse: incorrect type in
 argument 3 (different base types)

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/djbw/nvdimm.git libnvdimm-pending
head:   88f22c83135a62c0c829c39ef90ed72e92b929ba
commit: 2b875a80bf47494c661a874af3941af8f06de24e [19/25] devdax: Sparse fixes for vm_fault_t in tracepoints
config: i386-randconfig-s003
compiler: gcc-11 (Debian 11.3.0-8) 11.3.0
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.4-39-gce1a6720-dirty
        # https://git.kernel.org/pub/scm/linux/kernel/git/djbw/nvdimm.git/commit/?id=2b875a80bf47494c661a874af3941af8f06de24e
        git remote add djbw-nvdimm https://git.kernel.org/pub/scm/linux/kernel/git/djbw/nvdimm.git
        git fetch --no-tags djbw-nvdimm libnvdimm-pending
        git checkout 2b875a80bf47494c661a874af3941af8f06de24e
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=i386 SHELL=/bin/bash drivers/dax/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>

sparse warnings: (new ones prefixed by >>)
   drivers/dax/mapping.c: note: in included file (through include/trace/trace_events.h, include/trace/define_trace.h, include/trace/events/fs_dax.h):
   include/trace/events/fs_dax.h:10:1: sparse: sparse: incorrect type in initializer (different base types) @@     expected unsigned long mask @@     got restricted vm_fault_t @@
   include/trace/events/fs_dax.h:10:1: sparse:     expected unsigned long mask
   include/trace/events/fs_dax.h:10:1: sparse:     got restricted vm_fault_t
   include/trace/events/fs_dax.h:10:1: sparse: sparse: incorrect type in initializer (different base types) @@     expected unsigned long mask @@     got restricted vm_fault_t @@
   include/trace/events/fs_dax.h:10:1: sparse:     expected unsigned long mask
   include/trace/events/fs_dax.h:10:1: sparse:     got restricted vm_fault_t
   include/trace/events/fs_dax.h:10:1: sparse: sparse: incorrect type in initializer (different base types) @@     expected unsigned long mask @@     got restricted vm_fault_t @@
   include/trace/events/fs_dax.h:10:1: sparse:     expected unsigned long mask
   include/trace/events/fs_dax.h:10:1: sparse:     got restricted vm_fault_t
   include/trace/events/fs_dax.h:10:1: sparse: sparse: incorrect type in initializer (different base types) @@     expected unsigned long mask @@     got restricted vm_fault_t @@
   include/trace/events/fs_dax.h:10:1: sparse:     expected unsigned long mask
   include/trace/events/fs_dax.h:10:1: sparse:     got restricted vm_fault_t
   include/trace/events/fs_dax.h:10:1: sparse: sparse: incorrect type in initializer (different base types) @@     expected unsigned long mask @@     got restricted vm_fault_t @@
   include/trace/events/fs_dax.h:10:1: sparse:     expected unsigned long mask
   include/trace/events/fs_dax.h:10:1: sparse:     got restricted vm_fault_t
   include/trace/events/fs_dax.h:10:1: sparse: sparse: incorrect type in initializer (different base types) @@     expected unsigned long mask @@     got restricted vm_fault_t @@
   include/trace/events/fs_dax.h:10:1: sparse:     expected unsigned long mask
   include/trace/events/fs_dax.h:10:1: sparse:     got restricted vm_fault_t
   include/trace/events/fs_dax.h:10:1: sparse: sparse: incorrect type in initializer (different base types) @@     expected unsigned long mask @@     got restricted vm_fault_t @@
   include/trace/events/fs_dax.h:10:1: sparse:     expected unsigned long mask
   include/trace/events/fs_dax.h:10:1: sparse:     got restricted vm_fault_t
   include/trace/events/fs_dax.h:10:1: sparse: sparse: incorrect type in initializer (different base types) @@     expected unsigned long mask @@     got restricted vm_fault_t @@
   include/trace/events/fs_dax.h:10:1: sparse:     expected unsigned long mask
   include/trace/events/fs_dax.h:10:1: sparse:     got restricted vm_fault_t
   include/trace/events/fs_dax.h:10:1: sparse: sparse: incorrect type in initializer (different base types) @@     expected unsigned long mask @@     got restricted vm_fault_t @@
   include/trace/events/fs_dax.h:10:1: sparse:     expected unsigned long mask
   include/trace/events/fs_dax.h:10:1: sparse:     got restricted vm_fault_t
   include/trace/events/fs_dax.h:10:1: sparse: sparse: incorrect type in initializer (different base types) @@     expected unsigned long mask @@     got restricted vm_fault_t @@
   include/trace/events/fs_dax.h:10:1: sparse:     expected unsigned long mask
   include/trace/events/fs_dax.h:10:1: sparse:     got restricted vm_fault_t
   include/trace/events/fs_dax.h:10:1: sparse: sparse: incorrect type in initializer (different base types) @@     expected unsigned long mask @@     got restricted vm_fault_t @@
   include/trace/events/fs_dax.h:10:1: sparse:     expected unsigned long mask
   include/trace/events/fs_dax.h:10:1: sparse:     got restricted vm_fault_t
   include/trace/events/fs_dax.h:10:1: sparse: sparse: incorrect type in initializer (different base types) @@     expected unsigned long mask @@     got restricted vm_fault_t @@
   include/trace/events/fs_dax.h:10:1: sparse:     expected unsigned long mask
   include/trace/events/fs_dax.h:10:1: sparse:     got restricted vm_fault_t
   include/trace/events/fs_dax.h:10:1: sparse: sparse: incorrect type in initializer (different base types) @@     expected unsigned long mask @@     got restricted vm_fault_t @@
   include/trace/events/fs_dax.h:10:1: sparse:     expected unsigned long mask
   include/trace/events/fs_dax.h:10:1: sparse:     got restricted vm_fault_t
   include/trace/events/fs_dax.h:153:1: sparse: sparse: incorrect type in initializer (different base types) @@     expected unsigned long mask @@     got restricted vm_fault_t @@
   include/trace/events/fs_dax.h:153:1: sparse:     expected unsigned long mask
   include/trace/events/fs_dax.h:153:1: sparse:     got restricted vm_fault_t
   include/trace/events/fs_dax.h:153:1: sparse: sparse: incorrect type in initializer (different base types) @@     expected unsigned long mask @@     got restricted vm_fault_t @@
   include/trace/events/fs_dax.h:153:1: sparse:     expected unsigned long mask
   include/trace/events/fs_dax.h:153:1: sparse:     got restricted vm_fault_t
   include/trace/events/fs_dax.h:153:1: sparse: sparse: incorrect type in initializer (different base types) @@     expected unsigned long mask @@     got restricted vm_fault_t @@
   include/trace/events/fs_dax.h:153:1: sparse:     expected unsigned long mask
   include/trace/events/fs_dax.h:153:1: sparse:     got restricted vm_fault_t
   include/trace/events/fs_dax.h:153:1: sparse: sparse: incorrect type in initializer (different base types) @@     expected unsigned long mask @@     got restricted vm_fault_t @@
   include/trace/events/fs_dax.h:153:1: sparse:     expected unsigned long mask
   include/trace/events/fs_dax.h:153:1: sparse:     got restricted vm_fault_t
   include/trace/events/fs_dax.h:153:1: sparse: sparse: incorrect type in initializer (different base types) @@     expected unsigned long mask @@     got restricted vm_fault_t @@
   include/trace/events/fs_dax.h:153:1: sparse:     expected unsigned long mask
   include/trace/events/fs_dax.h:153:1: sparse:     got restricted vm_fault_t
   include/trace/events/fs_dax.h:153:1: sparse: sparse: incorrect type in initializer (different base types) @@     expected unsigned long mask @@     got restricted vm_fault_t @@
   include/trace/events/fs_dax.h:153:1: sparse:     expected unsigned long mask
   include/trace/events/fs_dax.h:153:1: sparse:     got restricted vm_fault_t
   include/trace/events/fs_dax.h:153:1: sparse: sparse: incorrect type in initializer (different base types) @@     expected unsigned long mask @@     got restricted vm_fault_t @@
   include/trace/events/fs_dax.h:153:1: sparse:     expected unsigned long mask
   include/trace/events/fs_dax.h:153:1: sparse:     got restricted vm_fault_t
   include/trace/events/fs_dax.h:153:1: sparse: sparse: incorrect type in initializer (different base types) @@     expected unsigned long mask @@     got restricted vm_fault_t @@
   include/trace/events/fs_dax.h:153:1: sparse:     expected unsigned long mask
   include/trace/events/fs_dax.h:153:1: sparse:     got restricted vm_fault_t
   include/trace/events/fs_dax.h:153:1: sparse: sparse: incorrect type in initializer (different base types) @@     expected unsigned long mask @@     got restricted vm_fault_t @@
   include/trace/events/fs_dax.h:153:1: sparse:     expected unsigned long mask
   include/trace/events/fs_dax.h:153:1: sparse:     got restricted vm_fault_t
   include/trace/events/fs_dax.h:153:1: sparse: sparse: incorrect type in initializer (different base types) @@     expected unsigned long mask @@     got restricted vm_fault_t @@
   include/trace/events/fs_dax.h:153:1: sparse:     expected unsigned long mask
   include/trace/events/fs_dax.h:153:1: sparse:     got restricted vm_fault_t
   include/trace/events/fs_dax.h:153:1: sparse: sparse: incorrect type in initializer (different base types) @@     expected unsigned long mask @@     got restricted vm_fault_t @@
   include/trace/events/fs_dax.h:153:1: sparse:     expected unsigned long mask
   include/trace/events/fs_dax.h:153:1: sparse:     got restricted vm_fault_t
   include/trace/events/fs_dax.h:153:1: sparse: sparse: incorrect type in initializer (different base types) @@     expected unsigned long mask @@     got restricted vm_fault_t @@
   include/trace/events/fs_dax.h:153:1: sparse:     expected unsigned long mask
   include/trace/events/fs_dax.h:153:1: sparse:     got restricted vm_fault_t
   include/trace/events/fs_dax.h:153:1: sparse: sparse: incorrect type in initializer (different base types) @@     expected unsigned long mask @@     got restricted vm_fault_t @@
   include/trace/events/fs_dax.h:153:1: sparse:     expected unsigned long mask
   include/trace/events/fs_dax.h:153:1: sparse:     got restricted vm_fault_t
>> include/trace/events/fs_dax.h:153:1: sparse: sparse: incorrect type in argument 3 (different base types) @@     expected unsigned long flags @@     got restricted vm_fault_t [usertype] result @@
   include/trace/events/fs_dax.h:153:1: sparse:     expected unsigned long flags
   include/trace/events/fs_dax.h:153:1: sparse:     got restricted vm_fault_t [usertype] result
   drivers/dax/mapping.c: note: in included file (through include/trace/trace_events.h, include/trace/define_trace.h, include/trace/events/fs_dax.h):
>> include/trace/events/fs_dax.h:153:1: sparse: sparse: cast to restricted vm_fault_t
>> include/trace/events/fs_dax.h:153:1: sparse: sparse: cast to restricted vm_fault_t
>> include/trace/events/fs_dax.h:153:1: sparse: sparse: restricted vm_fault_t degrades to integer
>> include/trace/events/fs_dax.h:153:1: sparse: sparse: restricted vm_fault_t degrades to integer

vim +153 include/trace/events/fs_dax.h

27a7ffaccd91567 Ross Zwisler 2017-02-22  152  
a9c42b33ed80968 Ross Zwisler 2017-05-08 @153  DECLARE_EVENT_CLASS(dax_pte_fault_class,
2b875a80bf47494 Dan Williams 2022-10-10  154  	TP_PROTO(struct inode *inode, struct vm_fault *vmf, vm_fault_t result),
a9c42b33ed80968 Ross Zwisler 2017-05-08  155  	TP_ARGS(inode, vmf, result),
a9c42b33ed80968 Ross Zwisler 2017-05-08  156  	TP_STRUCT__entry(
a9c42b33ed80968 Ross Zwisler 2017-05-08  157  		__field(unsigned long, ino)
a9c42b33ed80968 Ross Zwisler 2017-05-08  158  		__field(unsigned long, vm_flags)
a9c42b33ed80968 Ross Zwisler 2017-05-08  159  		__field(unsigned long, address)
a9c42b33ed80968 Ross Zwisler 2017-05-08  160  		__field(pgoff_t, pgoff)
a9c42b33ed80968 Ross Zwisler 2017-05-08  161  		__field(dev_t, dev)
a9c42b33ed80968 Ross Zwisler 2017-05-08  162  		__field(unsigned int, flags)
2b875a80bf47494 Dan Williams 2022-10-10  163  		__field(vm_fault_t, result)
a9c42b33ed80968 Ross Zwisler 2017-05-08  164  	),
a9c42b33ed80968 Ross Zwisler 2017-05-08  165  	TP_fast_assign(
a9c42b33ed80968 Ross Zwisler 2017-05-08  166  		__entry->dev = inode->i_sb->s_dev;
a9c42b33ed80968 Ross Zwisler 2017-05-08  167  		__entry->ino = inode->i_ino;
a9c42b33ed80968 Ross Zwisler 2017-05-08  168  		__entry->vm_flags = vmf->vma->vm_flags;
a9c42b33ed80968 Ross Zwisler 2017-05-08  169  		__entry->address = vmf->address;
a9c42b33ed80968 Ross Zwisler 2017-05-08  170  		__entry->flags = vmf->flags;
a9c42b33ed80968 Ross Zwisler 2017-05-08  171  		__entry->pgoff = vmf->pgoff;
a9c42b33ed80968 Ross Zwisler 2017-05-08  172  		__entry->result = result;
a9c42b33ed80968 Ross Zwisler 2017-05-08  173  	),
a9c42b33ed80968 Ross Zwisler 2017-05-08  174  	TP_printk("dev %d:%d ino %#lx %s %s address %#lx pgoff %#lx %s",
a9c42b33ed80968 Ross Zwisler 2017-05-08  175  		MAJOR(__entry->dev),
a9c42b33ed80968 Ross Zwisler 2017-05-08  176  		MINOR(__entry->dev),
a9c42b33ed80968 Ross Zwisler 2017-05-08  177  		__entry->ino,
a9c42b33ed80968 Ross Zwisler 2017-05-08  178  		__entry->vm_flags & VM_SHARED ? "shared" : "private",
a9c42b33ed80968 Ross Zwisler 2017-05-08  179  		__print_flags(__entry->flags, "|", FAULT_FLAG_TRACE),
a9c42b33ed80968 Ross Zwisler 2017-05-08  180  		__entry->address,
a9c42b33ed80968 Ross Zwisler 2017-05-08  181  		__entry->pgoff,
a9c42b33ed80968 Ross Zwisler 2017-05-08  182  		__print_flags(__entry->result, "|", VM_FAULT_RESULT_TRACE)
a9c42b33ed80968 Ross Zwisler 2017-05-08  183  	)
a9c42b33ed80968 Ross Zwisler 2017-05-08  184  )
a9c42b33ed80968 Ross Zwisler 2017-05-08  185  

:::::: The code at line 153 was first introduced by commit
:::::: a9c42b33ed80968dd160e3be48c7e84ccf171cf9 dax: add tracepoints to dax_iomap_pte_fault()

:::::: TO: Ross Zwisler <ross.zwisler@...ux.intel.com>
:::::: CC: Linus Torvalds <torvalds@...ux-foundation.org>

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp

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