From: Jeremy Kerr <jk@ozlabs.org>
Date: Sat, 21 Jul 2007 11:37:51 +0000 (-0700)
Subject: spufs: make signal-notification files readonly for NOSCHED contexts
X-Git-Tag: v2.6.23-rc1~159
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8b6f50ef1d5cc86b278eb42bc91630fad455fb10;p=pandora-kernel.git

spufs: make signal-notification files readonly for NOSCHED contexts

Reading from the signal{1,2} files requires a spu_acquire_saved, so make these
files write-only for contexts created with SPU_CREATE_NOSCHED.

Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
Acked-by: Arnd Bergmann <arnd.bergmann@de.ibm.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

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