diff options
| author |   Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it> | 2005-09-22 21:44:18 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@g5.osdl.org> | 2005-09-22 22:17:36 -0700 |
| commit | dc36abf34e13aabbe06cdd060c434b3cdd80e7da (patch) | |
| tree | 2ad214661db54b424154c90eee71cb7b2fb410aa /arch | |
| parent | [PATCH] uml: fix hang in TT mode on fault (diff) | |
| download | linux-dev-dc36abf34e13aabbe06cdd060c434b3cdd80e7da.tar.xz linux-dev-dc36abf34e13aabbe06cdd060c434b3cdd80e7da.zip | |
[PATCH] uml: fix condition in tlb flush
Avoid setting w = 0 twice. Spotted this (trivial) thing which is needed for
another patch.
Signed-off-by: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Cc: Jeff Dike <jdike@addtoit.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/um/kernel/tlb.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/um/kernel/tlb.c b/arch/um/kernel/tlb.c index 0a562c3c0fd8..f5b0636f9ad7 100644 --- a/arch/um/kernel/tlb.c +++ b/arch/um/kernel/tlb.c @@ -193,12 +193,12 @@ void fix_range_common(struct mm_struct *mm, unsigned long start_addr, r = pte_read(*npte); w = pte_write(*npte); x = pte_exec(*npte); - if(!pte_dirty(*npte)) - w = 0; - if(!pte_young(*npte)){ - r = 0; - w = 0; - } + if (!pte_young(*npte)) { + r = 0; + w = 0; + } else if (!pte_dirty(*npte)) { + w = 0; + } if(force || pte_newpage(*npte)){ if(pte_present(*npte)) ret = add_mmap(addr, |