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authorChris Metcalf <cmetcalf@tilera.com>2013-08-09 21:38:43 +0200
committerChris Metcalf <cmetcalf@tilera.com>2013-08-30 17:56:11 +0200
commitd4d9eab4ade468b6a97b6853fdd72e8f21474324 (patch)
treecc7ebd45a2fb7f4abc1bde7d362c8f174016dfa2 /arch/tile/lib/usercopy_64.S
parenttile: support kprobes on tilegx (diff)
downloadlinux-d4d9eab4ade468b6a97b6853fdd72e8f21474324.tar.xz
linux-d4d9eab4ade468b6a97b6853fdd72e8f21474324.zip
tile: use proper .align directives on __ex_table sections
This may fix a reported bug where an R_TILEGX_64 in a module was not pointing to an aligned address. Reported-by: Simon Marchi <simon.marchi@polymtl.ca> Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
Diffstat (limited to 'arch/tile/lib/usercopy_64.S')
-rw-r--r--arch/tile/lib/usercopy_64.S6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/tile/lib/usercopy_64.S b/arch/tile/lib/usercopy_64.S
index f248d3196e5c..0d94844eb218 100644
--- a/arch/tile/lib/usercopy_64.S
+++ b/arch/tile/lib/usercopy_64.S
@@ -36,6 +36,7 @@ strnlen_user_fault:
{ move r0, zero; jrp lr }
ENDPROC(strnlen_user_fault)
.section __ex_table,"a"
+ .align 8
.quad 1b, strnlen_user_fault
.popsection
@@ -59,6 +60,7 @@ strncpy_from_user_fault:
{ movei r0, -EFAULT; jrp lr }
ENDPROC(strncpy_from_user_fault)
.section __ex_table,"a"
+ .align 8
.quad 1b, strncpy_from_user_fault
.popsection
@@ -77,6 +79,7 @@ STD_ENTRY(clear_user_asm)
bnezt r1, 1b
2: { move r0, r1; jrp lr }
.pushsection __ex_table,"a"
+ .align 8
.quad 1b, 2b
.popsection
@@ -86,6 +89,7 @@ STD_ENTRY(clear_user_asm)
2: { move r0, r1; jrp lr }
STD_ENDPROC(clear_user_asm)
.pushsection __ex_table,"a"
+ .align 8
.quad 1b, 2b
.popsection
@@ -105,6 +109,7 @@ STD_ENTRY(flush_user_asm)
2: { move r0, r1; jrp lr }
STD_ENDPROC(flush_user_asm)
.pushsection __ex_table,"a"
+ .align 8
.quad 1b, 2b
.popsection
@@ -124,5 +129,6 @@ STD_ENTRY(finv_user_asm)
2: { move r0, r1; jrp lr }
STD_ENDPROC(finv_user_asm)
.pushsection __ex_table,"a"
+ .align 8
.quad 1b, 2b
.popsection