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authorHelge Deller <deller@parisc-linux.org>2006-03-27 23:52:15 +0400
committerKyle McMartin <kyle@hera.kernel.org>2006-03-30 21:48:42 +0400
commit5076c15862644edb91d2e3436b2fa3e07b28385d (patch)
tree179750a6a7649c8cf233509c26da144764894ded /drivers/parisc/iosapic.c
parent94c3e87a792c70d041954b0ef68ebd22368d0931 (diff)
downloadlinux-5076c15862644edb91d2e3436b2fa3e07b28385d.tar.xz
[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 'drivers/parisc/iosapic.c')
-rw-r--r--drivers/parisc/iosapic.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/parisc/iosapic.c b/drivers/parisc/iosapic.c
index 8d7a36392eb8..7a458d5bc751 100644
--- a/drivers/parisc/iosapic.c
+++ b/drivers/parisc/iosapic.c
@@ -879,7 +879,7 @@ void *iosapic_register(unsigned long hpa)
return NULL;
}
- isi->addr = ioremap(hpa, 4096);
+ isi->addr = ioremap_nocache(hpa, 4096);
isi->isi_hpa = hpa;
isi->isi_version = iosapic_rd_version(isi);
isi->isi_num_vectors = IOSAPIC_IRDT_MAX_ENTRY(isi->isi_version) + 1;