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authorJames Hogan <james.hogan@imgtec.com>2015-12-17 00:49:35 +0100
committerRalf Baechle <ralf@linux-mips.org>2016-01-24 03:28:21 +0100
commit1b505defe051749150ae699483cfcde3191d9a76 (patch)
treed3d5b505aa52466814cf993b7a0a94d7848d3f47 /arch/mips/kernel/cpu-bugs64.c
parentMIPS: Update trap codes (diff)
downloadlinux-1b505defe051749150ae699483cfcde3191d9a76.tar.xz
linux-1b505defe051749150ae699483cfcde3191d9a76.zip
MIPS: Use EXCCODE_ constants with set_except_vector()
The first argument to set_except_vector is the ExcCode, which we now have definitions for. Lets make use of them. Signed-off-by: James Hogan <james.hogan@imgtec.com> Cc: Paolo Bonzini <pbonzini@redhat.com> Cc: Gleb Natapov <gleb@kernel.org> Cc: linux-mips@linux-mips.org Cc: kvm@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/11894/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/kernel/cpu-bugs64.c')
-rw-r--r--arch/mips/kernel/cpu-bugs64.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/mips/kernel/cpu-bugs64.c b/arch/mips/kernel/cpu-bugs64.c
index 09f4034f239f..6392dbe504fb 100644
--- a/arch/mips/kernel/cpu-bugs64.c
+++ b/arch/mips/kernel/cpu-bugs64.c
@@ -190,7 +190,7 @@ static inline void check_daddi(void)
printk("Checking for the daddi bug... ");
local_irq_save(flags);
- handler = set_except_vector(12, handle_daddi_ov);
+ handler = set_except_vector(EXCCODE_OV, handle_daddi_ov);
/*
* The following code fails to trigger an overflow exception
* when executed on R4000 rev. 2.2 or 3.0 (PRId 00000422 or
@@ -214,7 +214,7 @@ static inline void check_daddi(void)
".set pop"
: "=r" (v), "=&r" (tmp)
: "I" (0xffffffffffffdb9aUL), "I" (0x1234));
- set_except_vector(12, handler);
+ set_except_vector(EXCCODE_OV, handler);
local_irq_restore(flags);
if (daddi_ov) {
@@ -225,14 +225,14 @@ static inline void check_daddi(void)
printk("yes, workaround... ");
local_irq_save(flags);
- handler = set_except_vector(12, handle_daddi_ov);
+ handler = set_except_vector(EXCCODE_OV, handle_daddi_ov);
asm volatile(
"addiu %1, $0, %2\n\t"
"dsrl %1, %1, 1\n\t"
"daddi %0, %1, %3"
: "=r" (v), "=&r" (tmp)
: "I" (0xffffffffffffdb9aUL), "I" (0x1234));
- set_except_vector(12, handler);
+ set_except_vector(EXCCODE_OV, handler);
local_irq_restore(flags);
if (daddi_ov) {