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authorThomas Gleixner <tglx@linutronix.de>2012-05-08 12:07:48 (GMT)
committerThomas Gleixner <tglx@linutronix.de>2012-05-08 12:07:48 (GMT)
commit67ba5293f705eb1d1b98710e5ccb0f615936a6fc (patch)
treecdb4cfd94033b5c0f42eeb4de368802049880a12 /arch/arm/include/asm/tls.h
parent86627c93b35082f7a0e4d3111546943984b932c7 (diff)
parentd909a81b198a397593495508c4a5755fe95552fb (diff)
downloadlinux-fsl-qoriq-67ba5293f705eb1d1b98710e5ccb0f615936a6fc.tar.xz
Merge branch 'smp/threadalloc' into smp/hotplug
Reason: Pull in the separate branch which was created so arch/tile can base further work on it. Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/arm/include/asm/tls.h')
-rw-r--r--arch/arm/include/asm/tls.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm/include/asm/tls.h b/arch/arm/include/asm/tls.h
index 60843eb..73409e6 100644
--- a/arch/arm/include/asm/tls.h
+++ b/arch/arm/include/asm/tls.h
@@ -7,6 +7,8 @@
.macro set_tls_v6k, tp, tmp1, tmp2
mcr p15, 0, \tp, c13, c0, 3 @ set TLS register
+ mov \tmp1, #0
+ mcr p15, 0, \tmp1, c13, c0, 2 @ clear user r/w TLS register
.endm
.macro set_tls_v6, tp, tmp1, tmp2
@@ -15,6 +17,8 @@
mov \tmp2, #0xffff0fff
tst \tmp1, #HWCAP_TLS @ hardware TLS available?
mcrne p15, 0, \tp, c13, c0, 3 @ yes, set TLS register
+ movne \tmp1, #0
+ mcrne p15, 0, \tmp1, c13, c0, 2 @ clear user r/w TLS register
streq \tp, [\tmp2, #-15] @ set TLS value at 0xffff0ff0
.endm