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| author | Namjae Jeon <linkinjeon@gmail.com> | 2012-05-31 16:26:14 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-05-31 17:49:28 -0700 |
| commit | f0aac6162e945590057dcfb841bdce8fd18ed4f6 (patch) | |
| tree | d27e953fb571ac22dfbfc8a5a251066586742fe8 /ipc | |
| parent | b742c341539fc8b8386ef72f0e95758f39fbb4c8 (diff) | |
| download | linux-f0aac6162e945590057dcfb841bdce8fd18ed4f6.tar.bz2 | |
fat: use fat_msg_ratelimit() in fat__get_entry()
If an application tries to lookup (opendir/readdir/stat) 5000 files on a
fatfs USB device and the device is unplugged, many message occur, shown
below. This makes the application slow. So use the new
fat_msg_ratelimit() decrease the messaging rate.
#> ./file_lookup_testcase ./files_directory/
usb 2-1.4: USB disconnect, device number 4
FAT-fs (sda1): FAT read failed (blocknr 2631)
FAT-fs (sda1): Directory bread(block 396816) failed
FAT-fs (sda1): Directory bread(block 396817) failed
FAT-fs (sda1): Directory bread(block 396818) failed
FAT-fs (sda1): Directory bread(block 396819) failed
FAT-fs (sda1): Directory bread(block 396820) failed
FAT-fs (sda1): Directory bread(block 396821) failed
FAT-fs (sda1): Directory bread(block 396822) failed
FAT-fs (sda1): Directory bread(block 396823) failed
FAT-fs (sda1): Directory bread(block 406824) failed
FAT-fs (sda1): Directory bread(block 406825) failed
FAT-fs (sda1): Directory bread(block 406826) failed
FAT-fs (sda1): Directory bread(block 406827) failed
FAT-fs (sda1): Directory bread(block 406828) failed
FAT-fs (sda1): Directory bread(block 406829) failed
FAT-fs (sda1): Directory bread(block 406830) failed
FAT-fs (sda1): Directory bread(block 406831) failed
FAT-fs (sda1): Directory bread(block 417696) failed
FAT-fs (sda1): Directory bread(block 417697) failed
FAT-fs (sda1): Directory bread(block 417698) failed
FAT-fs (sda1): Directory bread(block 417699) failed
FAT-fs (sda1): Directory bread(block 417700) failed
FAT-fs (sda1): Directory bread(block 417701) failed
FAT-fs (sda1): Directory bread(block 417702) failed
FAT-fs (sda1): Directory bread(block 417703) failed
FAT-fs (sda1): FAT read failed (blocknr 2631)
FAT-fs (sda1): Directory bread(block 396816) failed
FAT-fs (sda1): Directory bread(block 396817) failed
FAT-fs (sda1): Directory bread(block 396818) failed
FAT-fs (sda1): Directory bread(block 396819) failed
FAT-fs (sda1): Directory bread(block 396820) failed
FAT-fs (sda1): Directory bread(block 396821) failed
Signed-off-by: Namjae Jeon <linkinjeon@gmail.com>
Signed-off-by: Amit Sahrawat <amit.sahrawat83@gmail.com>
Acked-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'ipc')
0 files changed, 0 insertions, 0 deletions