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| author | Bintian Wang <bintian.wang@linaro.org> | 2013-06-30 20:34:24 +0800 |
|---|---|---|
| committer | Nitin Garg <nitin.garg@freescale.com> | 2014-04-21 22:35:22 -0500 |
| commit | 5a171c826ee593dcefe41333faea56ce59cbe2be (patch) | |
| tree | 16c96ffdc2402cbbe3cb6595dd886d7320fb5afc /fs | |
| parent | 0c2609bc2774626888a9578aaf1a5fd5302f99a5 (diff) | |
Add compat_ioctl support for VFAT_IOCTL_GET_VOLUME_ID
Add VFAT_IOCTL_GET_VOLUME_ID to vfat dir compat_ioctl() interface,
which enable you read vfat volume ID from a 32bit app on a 64bit
kernel
Change-Id: I3e93dfcc1e7a364a6b11bc7e3f5f210e82f306ed
Signed-off-by: Bintian Wang <bintian.wang@linaro.org>
Signed-off-by: John Stultz <john.stultz@linaro.org>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/fat/dir.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/fat/dir.c b/fs/fat/dir.c index ddfa4529e6ea..4b775e606fc8 100644 --- a/fs/fat/dir.c +++ b/fs/fat/dir.c @@ -841,6 +841,8 @@ static long fat_compat_dir_ioctl(struct file *filp, unsigned cmd, short_only = 0; both = 1; break; + case VFAT_IOCTL_GET_VOLUME_ID: + return fat_ioctl_volume_id(inode); default: return fat_generic_ioctl(filp, cmd, (unsigned long)arg); } |