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author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-07-04 19:35:12 +0200 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-07-04 19:35:12 +0200 |
commit | de481ba925e880764e38b8756c93c05006892507 (patch) | |
tree | 8ed982c9440f75e3899ea0d4e62bb83f2947fdf9 /arch/parisc/kernel/pci-dma.c | |
parent | Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sam... (diff) | |
parent | parisc: use generic atomic64 on 32-bit (diff) | |
download | linux-de481ba925e880764e38b8756c93c05006892507.tar.xz linux-de481ba925e880764e38b8756c93c05006892507.zip |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/kyle/parisc-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/kyle/parisc-2.6: (27 commits)
parisc: use generic atomic64 on 32-bit
parisc: superio: fix build breakage
parisc: Fix PCI resource allocation on non-PAT SBA machines
parisc: perf: wire up sys_perf_counter_open
parisc: add task_pt_regs macro
parisc: wire sys_perf_counter_open to sys_ni_syscall
parisc: inventory.c, fix bloated stack frame
parisc: processor.c, fix bloated stack frame
parisc: fix compile warning in mm/init.c
parisc: remove dead code from sys_parisc32.c
parisc: wire up rt_tgsigqueueinfo
parisc: ensure broadcast tlb purge runs single threaded
parisc: fix "delay!" timer handling
parisc: fix mismatched parenthesis in memcpy.c
parisc: Fix gcc 4.4 warning in lba_pci.c
parisc: add parameter to read_cr16()
parisc: decode_exc.c should include kernel.h
parisc: remove obsolete hw_interrupt_type
parisc: fix irq compile bugs in arch/parisc/kernel/irq.c
parisc: advertise PCI devs after "assign_resources"
...
Manually fixed up trivial conflicts in tools/perf/perf.h due to addition
of SH vs HPPA perf-counter support.
Diffstat (limited to 'arch/parisc/kernel/pci-dma.c')
-rw-r--r-- | arch/parisc/kernel/pci-dma.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/arch/parisc/kernel/pci-dma.c b/arch/parisc/kernel/pci-dma.c index 7d927eac932b..c07f618ff7da 100644 --- a/arch/parisc/kernel/pci-dma.c +++ b/arch/parisc/kernel/pci-dma.c @@ -90,12 +90,14 @@ static inline int map_pte_uncached(pte_t * pte, if (end > PMD_SIZE) end = PMD_SIZE; do { + unsigned long flags; + if (!pte_none(*pte)) printk(KERN_ERR "map_pte_uncached: page already exists\n"); set_pte(pte, __mk_pte(*paddr_ptr, PAGE_KERNEL_UNC)); - purge_tlb_start(); + purge_tlb_start(flags); pdtlb_kernel(orig_vaddr); - purge_tlb_end(); + purge_tlb_end(flags); vaddr += PAGE_SIZE; orig_vaddr += PAGE_SIZE; (*paddr_ptr) += PAGE_SIZE; @@ -168,11 +170,13 @@ static inline void unmap_uncached_pte(pmd_t * pmd, unsigned long vaddr, if (end > PMD_SIZE) end = PMD_SIZE; do { + unsigned long flags; pte_t page = *pte; + pte_clear(&init_mm, vaddr, pte); - purge_tlb_start(); + purge_tlb_start(flags); pdtlb_kernel(orig_vaddr); - purge_tlb_end(); + purge_tlb_end(flags); vaddr += PAGE_SIZE; orig_vaddr += PAGE_SIZE; pte++; |