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author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-06-03 12:29:15 -0700 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-06-03 12:29:15 -0700 |
commit | 20c4856b1d1939647f71dce5e54fe69fde80013f (patch) | |
tree | bfd8e91ad10acf867934d74c1cf9448f38c9fcd2 /include/asm-powerpc/tlb.h | |
parent | c4d36a822e7c51cd6ffcf9133854d5e32489d269 (diff) | |
parent | 627aa944a17ba82ca3ba87dc1d6ee85bd314ec79 (diff) |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
* 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc:
[POWERPC] Fix zImage.coff generation for 32-bit pmac
[POWERPC] Fix compile breakage for IBM/AMCC 4xx arch/ppc platforms
[POWERPC] Don't allow PMAC_APM_EMU for 64-bit
[POWERPC] Compare irq numbers with NO_IRQ not IRQ_NONE
[POWERPC] Fix return from pte_alloc_one() in out-of-memory case
[POWERPC] Fix compile warning in pseries xics code
[POWERPC] Don't use HOSTCFLAGS in BOOTCFLAGS
[POWERPC] Create a zImage for legacy iSeries
[POWERPC] pasemi idle uses hard_smp_processor_id
[POWERPC] ps3/interrupt.c uses get_hard_smp_processor_id
[POWERPC] Fix possible access to free pages
[POWERPC] Fix compiler/assembler flags for Ebony platform boot files
[POWERPC] Fix ppc32 single-stepping out of syscalls
[POWERPC] Update documentation for of_find_node_by_type()
Diffstat (limited to 'include/asm-powerpc/tlb.h')
-rw-r--r-- | include/asm-powerpc/tlb.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/asm-powerpc/tlb.h b/include/asm-powerpc/tlb.h index 0a17682663d..66714042e43 100644 --- a/include/asm-powerpc/tlb.h +++ b/include/asm-powerpc/tlb.h @@ -38,6 +38,15 @@ extern void pte_free_finish(void); static inline void tlb_flush(struct mmu_gather *tlb) { + struct ppc64_tlb_batch *tlbbatch = &__get_cpu_var(ppc64_tlb_batch); + + /* If there's a TLB batch pending, then we must flush it because the + * pages are going to be freed and we really don't want to have a CPU + * access a freed page because it has a stale TLB + */ + if (tlbbatch->index) + __flush_tlb_pending(tlbbatch); + pte_free_finish(); } |