tree: https://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs.git
dev-test
head: 2f7ea3581030c1a146db350dc5d3bf068861145b
commit: 93ed4e0804b3b5e9dc7e2cfe522b0a407ab7198c [15/41] f2fs: add tracepoint
for f2fs_filemap_fault()
reproduce:
# apt-get install sparse
git checkout 93ed4e0804b3b5e9dc7e2cfe522b0a407ab7198c
make ARCH=x86_64 allmodconfig
make C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__'
If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <l...@intel.com>
sparse warnings: (new ones prefixed by >>)
>> include/trace/events/f2fs.h:1287:1: sparse: sparse: cast to restricted
>> vm_fault_t
>> include/trace/events/f2fs.h:1287:1: sparse: sparse: cast to restricted
>> vm_fault_t
>> include/trace/events/f2fs.h:1287:1: sparse: sparse: restricted vm_fault_t
>> degrades to integer
>> include/trace/events/f2fs.h:1287:1: sparse: sparse: restricted vm_fault_t
>> degrades to integer
include/asm-generic/atomic-instrumented.h:239:26: sparse: sparse: context
imbalance in 'f2fs_drop_inode' - unexpected unlock
vim +1287 include/trace/events/f2fs.h
1286
> 1287 TRACE_EVENT(f2fs_filemap_fault,
1288
1289 TP_PROTO(struct inode *inode, pgoff_t index, enum
vm_fault_reason ret),
1290
1291 TP_ARGS(inode, index, ret),
1292
1293 TP_STRUCT__entry(
1294 __field(dev_t, dev)
1295 __field(ino_t, ino)
1296 __field(pgoff_t, index)
1297 __field(enum vm_fault_reason, ret)
1298 ),
1299
1300 TP_fast_assign(
1301 __entry->dev = inode->i_sb->s_dev;
1302 __entry->ino = inode->i_ino;
1303 __entry->index = index;
1304 __entry->ret = ret;
1305 ),
1306
1307 TP_printk("dev = (%d,%d), ino = %lu, index = %lu, ret = %u",
1308 show_dev_ino(__entry),
1309 (unsigned long)__entry->index,
1310 ret)
1311 );
1312
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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