Re: [PATCH] btrfs: Return right extent when fiemap gives unaligned offset and len.

2014-07-29 Thread David Sterba
On Fri, Jul 25, 2014 at 09:29:05AM +0800, Qu Wenruo wrote: Original Message Subject: Re: [PATCH] btrfs: Return right extent when fiemap gives unaligned offset and len. From: David Sterba dste...@suse.cz To: Qu Wenruo quwen...@cn.fujitsu.com Date: 2014年07月24日 20:17 On Fri

Re: [PATCH] btrfs: Return right extent when fiemap gives unaligned offset and len.

2014-07-24 Thread David Sterba
On Fri, Jul 18, 2014 at 09:55:43AM +0800, Qu Wenruo wrote: When page aligned start and len passed to extent_fiemap(), the result is good, but when start and len is not aligned, e.g. start = 1 and len = 4095 is passed to extent_fiemap(), it returns no extent. The problem is that start and len

Re: [PATCH] btrfs: Return right extent when fiemap gives unaligned offset and len.

2014-07-24 Thread Qu Wenruo
Original Message Subject: Re: [PATCH] btrfs: Return right extent when fiemap gives unaligned offset and len. From: David Sterba dste...@suse.cz To: Qu Wenruo quwen...@cn.fujitsu.com Date: 2014年07月24日 20:17 On Fri, Jul 18, 2014 at 09:55:43AM +0800, Qu Wenruo wrote: When page