Re: [PATCH] btrfs: Return EINVAL when length to trim is less than FSB

2012-10-24 Thread Li Zefan
On 2012/10/24 16:15, Lukáš Czerner wrote: > On Tue, 16 Oct 2012, Lukas Czerner wrote: > >> Date: Tue, 16 Oct 2012 11:34:36 +0200 >> From: Lukas Czerner >> To: linux-btrfs@vger.kernel.org >> Cc: jba...@fusionio.com, Lukas Czerner >> Subject: [PATCH] btrfs:

Re: [PATCH] btrfs: Return EINVAL when length to trim is less than FSB

2012-10-24 Thread Lukáš Czerner
On Tue, 16 Oct 2012, Lukas Czerner wrote: > Date: Tue, 16 Oct 2012 11:34:36 +0200 > From: Lukas Czerner > To: linux-btrfs@vger.kernel.org > Cc: jba...@fusionio.com, Lukas Czerner > Subject: [PATCH] btrfs: Return EINVAL when length to trim is less than FSB > > Current

[PATCH] btrfs: Return EINVAL when length to trim is less than FSB

2012-10-16 Thread Lukas Czerner
Currently if len argument in btrfs_ioctl_fitrim() is smaller than one FSB we will continue and finally return 0 bytes discarded. However if the length to discard is smaller then file system block we should really return EINVAL. Signed-off-by: Lukas Czerner --- fs/btrfs/ioctl.c |3 ++- 1 file