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authorRalf Baechle <ralf@linux-mips.org>2006-02-07 01:20:43 +0000
committerRalf Baechle <ralf@linux-mips.org>2006-02-07 13:30:26 +0000
commitb38c73995f63fe205c0068cb0ce3131895244068 (patch)
treed562c06e5639fbe08d7bee7b5ef471e7769ecf4e /arch/mips/kernel
parentf09678af51caf93cbbb253b298be995e1145a577 (diff)
[MIPS] Clear ST0_RE on bootup.
The reset state is undefined and some firmware doesn't clear this bit possibly resulting in crashes on entry into userland. Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/kernel')
-rw-r--r--arch/mips/kernel/traps.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index 59a187956de..c9d2b5147ca 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -1168,7 +1168,7 @@ void __init per_cpu_trap_init(void)
#endif
if (current_cpu_data.isa_level == MIPS_CPU_ISA_IV)
status_set |= ST0_XX;
- change_c0_status(ST0_CU|ST0_MX|ST0_FR|ST0_BEV|ST0_TS|ST0_KX|ST0_SX|ST0_UX,
+ change_c0_status(ST0_CU|ST0_MX|ST0_RE|ST0_FR|ST0_BEV|ST0_TS|ST0_KX|ST0_SX|ST0_UX,
status_set);
if (cpu_has_dsp)