* [PATCH] uml-i386: fix build breakage with CONFIG_HIGHMEM
@ 2007-02-01 13:53 Al Viro
2007-02-01 16:56 ` Jeff Dike
0 siblings, 1 reply; 2+ messages in thread
From: Al Viro @ 2007-02-01 13:53 UTC (permalink / raw)
To: torvalds; +Cc: jdike, linux-kernel
missing helper used by arch/i386/mm/highmem.c, which is pulled
into build on that configuration.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
include/asm-um/pgtable.h | 9 +++++++++
1 files changed, 9 insertions(+), 0 deletions(-)
diff --git a/include/asm-um/pgtable.h b/include/asm-um/pgtable.h
index 188f726..e57ff13 100644
--- a/include/asm-um/pgtable.h
+++ b/include/asm-um/pgtable.h
@@ -408,6 +408,15 @@ static inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
#include <asm-generic/pgtable-nopud.h>
+#ifdef CONFIG_HIGHMEM
+/* Clear a kernel PTE and flush it from the TLB */
+#define kpte_clear_flush(ptep, vaddr) \
+do { \
+ pte_clear(&init_mm, vaddr, ptep); \
+ __flush_tlb_one(vaddr); \
+} while (0)
+#endif
+
#endif
#endif
--
1.5.0-rc2.GIT
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] uml-i386: fix build breakage with CONFIG_HIGHMEM
2007-02-01 13:53 [PATCH] uml-i386: fix build breakage with CONFIG_HIGHMEM Al Viro
@ 2007-02-01 16:56 ` Jeff Dike
0 siblings, 0 replies; 2+ messages in thread
From: Jeff Dike @ 2007-02-01 16:56 UTC (permalink / raw)
To: Al Viro; +Cc: torvalds, linux-kernel
On Thu, Feb 01, 2007 at 01:53:04PM +0000, Al Viro wrote:
> missing helper used by arch/i386/mm/highmem.c, which is pulled
> into build on that configuration.
>
> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
ACK
Jeff
--
Work email - jdike at linux dot intel dot com
^ permalink raw reply [flat|nested] 2+ messages in thread
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2007-02-01 13:53 [PATCH] uml-i386: fix build breakage with CONFIG_HIGHMEM Al Viro
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