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author | Arnd Bergmann <arnd@arndb.de> | 2010-02-10 16:14:04 +0100 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-02-10 07:36:16 -0800 |
commit | f79f11852831ba8837e82b73364e6f1cd0145499 (patch) | |
tree | 250450363c2aa1e43980ab0d61bdf07352ec139b /fs/compat_ioctl.c | |
parent | e28cab42f384745c8a947a9ccd51e4aae52f5d51 (diff) | |
download | lwn-f79f11852831ba8837e82b73364e6f1cd0145499.tar.gz lwn-f79f11852831ba8837e82b73364e6f1cd0145499.zip |
compat_ioctl: ignore RAID_VERSION ioctl
md ioctls are now handled by the md driver itself, but mdadm
may call RAID_VERSION on other devices as well. Mark the command
as IGNORE_IOCTL so this fails silently rather than printing
an annoying message.
Reported-by: "Michael S. Tsirkin" <m.s.tsirkin@gmail.com>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/compat_ioctl.c')
-rw-r--r-- | fs/compat_ioctl.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/compat_ioctl.c b/fs/compat_ioctl.c index c5c45de1a2ee..b6f23b25370e 100644 --- a/fs/compat_ioctl.c +++ b/fs/compat_ioctl.c @@ -1038,6 +1038,8 @@ COMPATIBLE_IOCTL(FIOQSIZE) #ifdef CONFIG_BLOCK /* loop */ IGNORE_IOCTL(LOOP_CLR_FD) +/* md calls this on random blockdevs */ +IGNORE_IOCTL(RAID_VERSION) /* SG stuff */ COMPATIBLE_IOCTL(SG_SET_TIMEOUT) COMPATIBLE_IOCTL(SG_GET_TIMEOUT) |