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Date: Mon, 17 Aug 2020 13:03:10 +0800
From: kernel test robot <lkp@...el.com>
To: Xu Wang <vulab@...as.ac.cn>, jaharkes@...cmu.edu, coda@...cmu.edu,
codalist@...a.cs.cmu.edu
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
Xu Wang <vulab@...as.ac.cn>
Subject: Re: [PATCH] upcall: Remove unneeded variable insize
Hi Xu,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on linus/master]
[also build test ERROR on v5.9-rc1 next-20200814]
[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]
url: https://github.com/0day-ci/linux/commits/Xu-Wang/upcall-Remove-unneeded-variable-insize/20200817-112244
base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 9123e3a74ec7b934a4a099e98af6a61c2f80bbf5
config: xtensa-allyesconfig (attached as .config)
compiler: xtensa-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=xtensa
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
fs/coda/upcall.c: In function 'venus_setattr':
fs/coda/upcall.c:115:27: warning: variable 'outp' set but not used [-Wunused-but-set-variable]
115 | union outputArgs *outp;
| ^~~~
fs/coda/upcall.c: In function 'venus_close':
fs/coda/upcall.c:164:20: warning: variable 'outp' set but not used [-Wunused-but-set-variable]
164 | union outputArgs *outp;
| ^~~~
fs/coda/upcall.c: In function 'venus_rename':
fs/coda/upcall.c:238:27: warning: variable 'outp' set but not used [-Wunused-but-set-variable]
238 | union outputArgs *outp;
| ^~~~
fs/coda/upcall.c: In function 'venus_rmdir':
fs/coda/upcall.c:306:27: warning: variable 'outp' set but not used [-Wunused-but-set-variable]
306 | union outputArgs *outp;
| ^~~~
fs/coda/upcall.c: In function 'venus_remove':
fs/coda/upcall.c:329:27: warning: variable 'outp' set but not used [-Wunused-but-set-variable]
329 | union outputArgs *outp;
| ^~~~
fs/coda/upcall.c: In function 'venus_link':
fs/coda/upcall.c:383:27: warning: variable 'outp' set but not used [-Wunused-but-set-variable]
383 | union outputArgs *outp;
| ^~~~
fs/coda/upcall.c: In function 'venus_symlink':
fs/coda/upcall.c:410:27: warning: variable 'outp' set but not used [-Wunused-but-set-variable]
410 | union outputArgs *outp;
| ^~~~
fs/coda/upcall.c: In function 'venus_fsync':
fs/coda/upcall.c:443:27: warning: variable 'outp' set but not used [-Wunused-but-set-variable]
443 | union outputArgs *outp;
| ^~~~
fs/coda/upcall.c: In function 'venus_access':
fs/coda/upcall.c:459:27: warning: variable 'outp' set but not used [-Wunused-but-set-variable]
459 | union outputArgs *outp;
| ^~~~
fs/coda/upcall.c: In function 'venus_pioctl':
>> fs/coda/upcall.c:63:44: error: 'insize' undeclared (first use in this function); did you mean 'iocsize'?
63 | inp = (union inputArgs *)alloc_upcall(op, insize); \
| ^~~~~~
fs/coda/upcall.c:483:2: note: in expansion of macro 'UPARG'
483 | UPARG(CODA_IOCTL);
| ^~~~~
fs/coda/upcall.c:63:44: note: each undeclared identifier is reported only once for each function it appears in
63 | inp = (union inputArgs *)alloc_upcall(op, insize); \
| ^~~~~~
fs/coda/upcall.c:483:2: note: in expansion of macro 'UPARG'
483 | UPARG(CODA_IOCTL);
| ^~~~~
fs/coda/upcall.c: In function 'venus_access_intent':
fs/coda/upcall.c:576:20: warning: variable 'outp' set but not used [-Wunused-but-set-variable]
576 | union outputArgs *outp;
| ^~~~
# https://github.com/0day-ci/linux/commit/e126bb2bc1e15e86a4267e92df88f4987d01b358
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Xu-Wang/upcall-Remove-unneeded-variable-insize/20200817-112244
git checkout e126bb2bc1e15e86a4267e92df88f4987d01b358
vim +63 fs/coda/upcall.c
^1da177e4c3f41 Linus Torvalds 2005-04-16 60
^1da177e4c3f41 Linus Torvalds 2005-04-16 61 #define UPARG(op)\
^1da177e4c3f41 Linus Torvalds 2005-04-16 62 do {\
^1da177e4c3f41 Linus Torvalds 2005-04-16 @63 inp = (union inputArgs *)alloc_upcall(op, insize); \
^1da177e4c3f41 Linus Torvalds 2005-04-16 64 if (IS_ERR(inp)) { return PTR_ERR(inp); }\
^1da177e4c3f41 Linus Torvalds 2005-04-16 65 outp = (union outputArgs *)(inp); \
^1da177e4c3f41 Linus Torvalds 2005-04-16 66 outsize = insize; \
^1da177e4c3f41 Linus Torvalds 2005-04-16 67 } while (0)
^1da177e4c3f41 Linus Torvalds 2005-04-16 68
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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