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authorKumar Gala <galak@kernel.crashing.org>2008-04-24 06:29:36 +1000
committerPaul Mackerras <paulus@samba.org>2008-04-24 20:58:02 +1000
commitf608600e74404c5c8f017af45294074282911ae9 (patch)
tree9d62c005e06960a661ff77f540ca76625fabe827 /arch/powerpc/kernel
parent885aa35c9669ce7919d203036a87a7e1a4ebd25f (diff)
[POWERPC] Clean up access to thread_info in assembly
Use (31-THREAD_SHIFT) to get to thread_info from stack pointer. This makes the code a bit easier to read and more robust if we ever change THREAD_SHIFT. Signed-off-by: Kumar Gala <galak@kernel.crashing.org> Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch/powerpc/kernel')
-rw-r--r--arch/powerpc/kernel/misc_32.S6
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/powerpc/kernel/misc_32.S b/arch/powerpc/kernel/misc_32.S
index 9d2c56621f1e..92ccc6fcc5b0 100644
--- a/arch/powerpc/kernel/misc_32.S
+++ b/arch/powerpc/kernel/misc_32.S
@@ -152,7 +152,7 @@ _GLOBAL(low_choose_750fx_pll)
mtspr SPRN_HID1,r4
/* Store new HID1 image */
- rlwinm r6,r1,0,0,18
+ rlwinm r6,r1,0,0,(31-THREAD_SHIFT)
lwz r6,TI_CPU(r6)
slwi r6,r6,2
addis r6,r6,nap_save_hid1@ha
@@ -281,7 +281,7 @@ _GLOBAL(_tlbia)
#endif /* CONFIG_SMP */
#else /* !(CONFIG_40x || CONFIG_44x || CONFIG_FSL_BOOKE) */
#if defined(CONFIG_SMP)
- rlwinm r8,r1,0,0,18
+ rlwinm r8,r1,0,0,(31-THREAD_SHIFT)
lwz r8,TI_CPU(r8)
oris r8,r8,10
mfmsr r10
@@ -377,7 +377,7 @@ _GLOBAL(_tlbie)
#endif /* CONFIG_SMP */
#else /* !(CONFIG_40x || CONFIG_44x || CONFIG_FSL_BOOKE) */
#if defined(CONFIG_SMP)
- rlwinm r8,r1,0,0,18
+ rlwinm r8,r1,0,0,(31-THREAD_SHIFT)
lwz r8,TI_CPU(r8)
oris r8,r8,11
mfmsr r10