diff options
| author | Manish Lachwani <mlachwani@mvista.com> | 2006-10-05 16:30:44 -0700 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2006-10-30 21:41:28 +0000 |
| commit | 9448b8f6a014f46450ef65d81c0be2ca5a81c867 (patch) | |
| tree | fc1b5ece555ed23b3918151df58608ac0abbc05c /arch/mips/mm/c-sb1.c | |
| parent | f0ec69e52989986e861a352099803cbb77ca53ba (diff) | |
| download | op-kernel-dev-9448b8f6a014f46450ef65d81c0be2ca5a81c867.zip op-kernel-dev-9448b8f6a014f46450ef65d81c0be2ca5a81c867.tar.gz | |
[MIPS] Make SB1 cache flushes not to use on_each_cpu
This fixes the
start_kernel(): bug: interrupts were enabled early
messages.
Signed-off-by: Manish Lachwani <mlachwani@mvista.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/mm/c-sb1.c')
| -rw-r--r-- | arch/mips/mm/c-sb1.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/arch/mips/mm/c-sb1.c b/arch/mips/mm/c-sb1.c index f2941b4..ea49a77 100644 --- a/arch/mips/mm/c-sb1.c +++ b/arch/mips/mm/c-sb1.c @@ -49,6 +49,15 @@ static unsigned short dcache_sets; static unsigned int icache_range_cutoff; static unsigned int dcache_range_cutoff; +static inline void sb1_on_each_cpu(void (*func) (void *info), void *info, + int retry, int wait) +{ + preempt_disable(); + smp_call_function(func, info, retry, wait); + func(info); + preempt_enable(); +} + /* * The dcache is fully coherent to the system, with one * big caveat: the instruction stream. In other words, @@ -226,7 +235,7 @@ static void sb1_flush_cache_page(struct vm_area_struct *vma, unsigned long addr, args.vma = vma; args.addr = addr; args.pfn = pfn; - on_each_cpu(sb1_flush_cache_page_ipi, (void *) &args, 1, 1); + sb1_on_each_cpu(sb1_flush_cache_page_ipi, (void *) &args, 1, 1); } #else void sb1_flush_cache_page(struct vm_area_struct *vma, unsigned long addr, unsigned long pfn) @@ -249,7 +258,7 @@ void sb1___flush_cache_all_ipi(void *ignored) static void sb1___flush_cache_all(void) { - on_each_cpu(sb1___flush_cache_all_ipi, 0, 1, 1); + sb1_on_each_cpu(sb1___flush_cache_all_ipi, 0, 1, 1); } #else void sb1___flush_cache_all(void) @@ -299,7 +308,7 @@ void sb1_flush_icache_range(unsigned long start, unsigned long end) args.start = start; args.end = end; - on_each_cpu(sb1_flush_icache_range_ipi, &args, 1, 1); + sb1_on_each_cpu(sb1_flush_icache_range_ipi, &args, 1, 1); } #else void sb1_flush_icache_range(unsigned long start, unsigned long end) @@ -326,7 +335,7 @@ static void sb1_flush_cache_sigtramp_ipi(void *info) static void sb1_flush_cache_sigtramp(unsigned long addr) { - on_each_cpu(sb1_flush_cache_sigtramp_ipi, (void *) addr, 1, 1); + sb1_on_each_cpu(sb1_flush_cache_sigtramp_ipi, (void *) addr, 1, 1); } #else void sb1_flush_cache_sigtramp(unsigned long addr) |
