From: Matthew Wilcox <matthew.r.wilcox@intel.com>
Date: Wed, 4 Jun 2014 23:07:50 +0000 (-0700)
Subject: brd: return -ENOSPC rather than -ENOMEM on page allocation failure
X-Git-Tag: omap-for-v3.16/fixes-against-rc1~56^2~16^2~173
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=96f8d8e0965ba3d895f4cf63bbb16fd9fca8998b;p=pandora-kernel.git

brd: return -ENOSPC rather than -ENOMEM on page allocation failure

brd is effectively a thinly provisioned device.  Thinly provisioned
devices return -ENOSPC when they can't write a new block.  -ENOMEM is an
implementation detail that callers shouldn't know.

Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com>
Acked-by: Dave Chinner <david@fromorbit.com>
Cc: Dheeraj Reddy <dheeraj.reddy@intel.com>
Cc: Hugh Dickins <hughd@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

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