Re: [PATCH] block: Document lack of ordering of submit_bio/generic_make_request

2012-09-13 Thread Tejun Heo
On Thu, Sep 13, 2012 at 01:40:30PM +1000, joseph.glanvi...@orionvm.com.au wrote: > From: Joseph Glanville > > It is worth noting here that the block layer makes no attempt > to preserve the order of requests and that upper layers like > journaling filesystems that require such ordering need to

Re: [PATCH] block: Document lack of ordering of submit_bio/generic_make_request

2012-09-13 Thread Tejun Heo
On Thu, Sep 13, 2012 at 01:40:30PM +1000, joseph.glanvi...@orionvm.com.au wrote: From: Joseph Glanville joseph.glanvi...@orionvm.com.au It is worth noting here that the block layer makes no attempt to preserve the order of requests and that upper layers like journaling filesystems that

[PATCH] block: Document lack of ordering of submit_bio/generic_make_request

2012-09-12 Thread joseph . glanville
From: Joseph Glanville It is worth noting here that the block layer makes no attempt to preserve the order of requests and that upper layers like journaling filesystems that require such ordering need to do so explicity. Signed-off-by: Joseph Glanville --- block/blk-core.c | 6 ++ 1 file

[PATCH] block: Document lack of ordering of submit_bio/generic_make_request

2012-09-12 Thread joseph . glanville
From: Joseph Glanville joseph.glanvi...@orionvm.com.au It is worth noting here that the block layer makes no attempt to preserve the order of requests and that upper layers like journaling filesystems that require such ordering need to do so explicity. Signed-off-by: Joseph Glanville