diff options
author | Takashi Iwai <tiwai@suse.de> | 2010-12-13 09:28:43 +0100 |
---|---|---|
committer | Takashi Iwai <tiwai@suse.de> | 2010-12-13 09:28:43 +0100 |
commit | 20aeeb356ba2e8daa99b5942c528ae2b3ea28433 (patch) | |
tree | d2cebc7039954851998d592123899f5627def7a9 /fs/ext4/ioctl.c | |
parent | 07a9e2b2fbdda631eeff54e4b8ebcaaea71be538 (diff) | |
parent | 5b84ba26a9672e615897234fa5efd3eea2d6b295 (diff) |
Merge branch 'topic/workq-update' into topic/asoc
Conflicts:
sound/soc/codecs/wm8350.c
sound/soc/codecs/wm8753.c
sound/soc/sh/fsi.c
sound/soc/soc-core.c
Diffstat (limited to 'fs/ext4/ioctl.c')
-rw-r--r-- | fs/ext4/ioctl.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/fs/ext4/ioctl.c b/fs/ext4/ioctl.c index bf5ae883b1b..eb3bc2fe647 100644 --- a/fs/ext4/ioctl.c +++ b/fs/ext4/ioctl.c @@ -331,6 +331,30 @@ mext_out: return err; } + case FITRIM: + { + struct super_block *sb = inode->i_sb; + struct fstrim_range range; + int ret = 0; + + if (!capable(CAP_SYS_ADMIN)) + return -EPERM; + + if (copy_from_user(&range, (struct fstrim_range *)arg, + sizeof(range))) + return -EFAULT; + + ret = ext4_trim_fs(sb, &range); + if (ret < 0) + return ret; + + if (copy_to_user((struct fstrim_range *)arg, &range, + sizeof(range))) + return -EFAULT; + + return 0; + } + default: return -ENOTTY; } |