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| author |   Paul Mundt <lethal@linux-sh.org> | 2012-05-18 20:01:16 +0900 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2012-05-18 20:01:16 +0900 |
| commit | d8fd35fc586f74b2defe011d3a2bfb507871a407 (patch) | |
| tree | b2e897aa01fe879c338880a5b024441db623a01b /arch/sh/mm | |
| parent | Revert "sh: Ensure fixmap and store queue space can co-exist." (diff) | |
| download | linux-dev-d8fd35fc586f74b2defe011d3a2bfb507871a407.tar.xz linux-dev-d8fd35fc586f74b2defe011d3a2bfb507871a407.zip | |
sh64: Fix up vmalloc fault range check.
With the previous attempt reverted this switches to conditionalizing the
end address. Nominally VMALLOC_END, but extended for P3_ADDR_MAX in the
store queue case.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/mm')
| -rw-r--r-- | arch/sh/mm/fault.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/sh/mm/fault.c b/arch/sh/mm/fault.c index b0345f09c197..1fc25d85e515 100644 --- a/arch/sh/mm/fault.c +++ b/arch/sh/mm/fault.c @@ -160,6 +160,12 @@ static inline pmd_t *vmalloc_sync_one(pgd_t *pgd, unsigned long address) return pmd_k; } +#ifdef CONFIG_SH_STORE_QUEUES +#define __FAULT_ADDR_LIMIT P3_ADDR_MAX +#else +#define __FAULT_ADDR_LIMIT VMALLOC_END +#endif + /* * Handle a fault on the vmalloc or module mapping area */ @@ -170,7 +176,7 @@ static noinline int vmalloc_fault(unsigned long address) pte_t *pte_k; /* Make sure we are in vmalloc/module/P3 area: */ - if (!(address >= P3SEG && address < P3_ADDR_MAX)) + if (!(address >= VMALLOC_START && address < __FAULT_ADDR_LIMIT)) return -1; /* |