* [PATCH] powerpc/pseries: hcall functions are exported to modules, need _GLOBAL_TOC()
@ 2014-05-13 10:48 Anton Blanchard
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From: Anton Blanchard @ 2014-05-13 10:48 UTC (permalink / raw)
To: benh, paulus; +Cc: linuxppc-dev
The hcall macros may call out to c code for tracing, so we need
to set up a valid r2. This fixes an oops found when testing
ibmvscsi as a module.
Signed-off-by: Anton Blanchard <anton@samba.org>
---
diff --git a/arch/powerpc/platforms/pseries/hvCall.S b/arch/powerpc/platforms/pseries/hvCall.S
index 7891a86..99ecf0a 100644
--- a/arch/powerpc/platforms/pseries/hvCall.S
+++ b/arch/powerpc/platforms/pseries/hvCall.S
@@ -106,7 +106,7 @@ END_FTR_SECTION(0, 1); \
.text
-_GLOBAL(plpar_hcall_norets)
+_GLOBAL_TOC(plpar_hcall_norets)
HMT_MEDIUM
mfcr r0
@@ -122,7 +122,7 @@ _GLOBAL(plpar_hcall_norets)
mtcrf 0xff,r0
blr /* return r3 = status */
-_GLOBAL(plpar_hcall)
+_GLOBAL_TOC(plpar_hcall)
HMT_MEDIUM
mfcr r0
@@ -188,7 +188,7 @@ _GLOBAL(plpar_hcall_raw)
blr /* return r3 = status */
-_GLOBAL(plpar_hcall9)
+_GLOBAL_TOC(plpar_hcall9)
HMT_MEDIUM
mfcr r0
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2014-05-13 10:48 [PATCH] powerpc/pseries: hcall functions are exported to modules, need _GLOBAL_TOC() Anton Blanchard
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