From: Russell King <rmk+kernel@arm.linux.org.uk>
Date: Sat, 6 Feb 2010 11:36:23 +0000 (+0000)
Subject: ARM: vfp ptrace: no point flushing hw context for PTRACE_GETVFPREGS
X-Git-Tag: v2.6.34-rc1~241^2~1^2~12
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ad187f956108e1c56b444706212bf08d84c0bee0;p=pandora-kernel.git

ARM: vfp ptrace: no point flushing hw context for PTRACE_GETVFPREGS

If we're only reading the VFP context via the ptrace call, there's
no need to invalidate the hardware context - we only need to do that
on PTRACE_SETVFPREGS.  This allows more efficient monitoring of a
traced task.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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