diff options
| author | Helge Deller <deller@parisc-linux.org> | 2006-03-27 21:52:15 +0200 |
|---|---|---|
| committer | Kyle McMartin <kyle@hera.kernel.org> | 2006-03-30 19:48:42 +0200 |
| commit | 5076c15862644edb91d2e3436b2fa3e07b28385d (patch) | |
| tree | 179750a6a7649c8cf233509c26da144764894ded /arch | |
| parent | [PARISC] Enable free_initrd_mem() (diff) | |
| download | linux-5076c15862644edb91d2e3436b2fa3e07b28385d.tar.xz linux-5076c15862644edb91d2e3436b2fa3e07b28385d.zip | |
[PARISC] I/O-Space must be ioremap_nocache()'d
Addresses in F-space must be accessed uncached on most parisc machines.
Signed-off-by: Helge Deller <deller@parisc-linux.org>
Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/parisc/kernel/perf.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/parisc/kernel/perf.c b/arch/parisc/kernel/perf.c index 53f861c82f93..ac8ee205c351 100644 --- a/arch/parisc/kernel/perf.c +++ b/arch/parisc/kernel/perf.c @@ -805,7 +805,7 @@ static int perf_write_image(uint64_t *memaddr) return -1; } - runway = ioremap(cpu_device->hpa.start, 4096); + runway = ioremap_nocache(cpu_device->hpa.start, 4096); /* Merge intrigue bits into Runway STATUS 0 */ tmp64 = __raw_readq(runway + RUNWAY_STATUS) & 0xffecfffffffffffful; |