* [PATCH] Make page fault preempt-safe
@ 2007-03-28 20:54 Deepak Saxena
2007-03-29 21:30 ` Ralf Baechle
0 siblings, 1 reply; 2+ messages in thread
From: Deepak Saxena @ 2007-03-28 20:54 UTC (permalink / raw)
To: ralf; +Cc: Manish Lachwani, Ingo Molnar, linux-mips
Like the udelay() patch, this makes vmalloc_fault() preempt-safe under
DEBUG_PREEMPT.
Signed-off-by: Deepak Saxena <dsaxena@mvista.com>
diff --git a/arch/mips/mm/fault.c b/arch/mips/mm/fault.c
index 6f90e7e..a2466c8 100644
--- a/arch/mips/mm/fault.c
+++ b/arch/mips/mm/fault.c
@@ -228,7 +228,7 @@ vmalloc_fault:
pmd_t *pmd, *pmd_k;
pte_t *pte_k;
- pgd = (pgd_t *) pgd_current[smp_processor_id()] + offset;
+ pgd = (pgd_t *) pgd_current[raw_smp_processor_id()] + offset;
pgd_k = init_mm.pgd + offset;
if (!pgd_present(*pgd_k))
--
Deepak Saxena - dsaxena@plexity.net - http://www.plexity.net
In the end, they will not say, "those were dark times," they will ask
"why were their poets silent?" - Bertolt Brecht
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2007-03-28 20:54 [PATCH] Make page fault preempt-safe Deepak Saxena
2007-03-29 21:30 ` Ralf Baechle
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