summaryrefslogtreecommitdiffstats
path: root/arch/powerpc/kernel/traps.c
diff options
context:
space:
mode:
authorNicholas Piggin <npiggin@gmail.com>2016-10-14 07:47:31 +0200
committerMichael Ellerman <mpe@ellerman.id.au>2016-11-14 01:11:51 +0100
commit61a92f703120daf7ed25e046275aa8a2d3085ad4 (patch)
tree0ded0103f9cc2e2a6fc53e0fcc5bb6c4c2329265 /arch/powerpc/kernel/traps.c
parentpowerpc: EX_TABLE macro for exception tables (diff)
downloadlinux-61a92f703120daf7ed25e046275aa8a2d3085ad4.tar.xz
linux-61a92f703120daf7ed25e046275aa8a2d3085ad4.zip
powerpc: Add support for relative exception tables
This halves the exception table size on 64-bit builds, and it allows build-time sorting of exception tables to work on relocated kernels. Signed-off-by: Nicholas Piggin <npiggin@gmail.com> [mpe: Minor asm fixups and bits to keep the selftests working] Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/kernel/traps.c')
-rw-r--r--arch/powerpc/kernel/traps.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c
index 023a462725b5..32c468b8b548 100644
--- a/arch/powerpc/kernel/traps.c
+++ b/arch/powerpc/kernel/traps.c
@@ -365,7 +365,7 @@ static inline int check_io_access(struct pt_regs *regs)
(*nip & 0x100)? "OUT to": "IN from",
regs->gpr[rb] - _IO_BASE, nip);
regs->msr |= MSR_RI;
- regs->nip = entry->fixup;
+ regs->nip = extable_fixup(entry);
return 1;
}
}