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authorKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>2013-05-15 10:26:50 -0400
committerKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>2013-05-15 10:26:50 -0400
commit12e04ffcd93b25dfd726d46338c2ee7d23de556e (patch)
treef91479a62805619168994fd3ee55e3ffa23fc24e /arch/parisc/kernel/cache.c
parent9eff37a8713939f218ab8bf0dc93f1d67af7b8b4 (diff)
parentf722406faae2d073cc1d01063d1123c35425939e (diff)
Merge tag 'v3.10-rc1' into stable/for-linus-3.10
Linux 3.10-rc1 * tag 'v3.10-rc1': (12273 commits) Linux 3.10-rc1 [SCSI] qla2xxx: Update firmware link in Kconfig file. [SCSI] iscsi class, qla4xxx: fix sess/conn refcounting when find fns are used [SCSI] sas: unify the pointlessly separated enums sas_dev_type and sas_device_type [SCSI] pm80xx: thermal, sas controller config and error handling update [SCSI] pm80xx: NCQ error handling changes [SCSI] pm80xx: WWN Modification for PM8081/88/89 controllers [SCSI] pm80xx: Changed module name and debug messages update [SCSI] pm80xx: Firmware flash memory free fix, with addition of new memory region for it [SCSI] pm80xx: SPC new firmware changes for device id 0x8081 alone [SCSI] pm80xx: Added SPCv/ve specific hardware functionalities and relevant changes in common files [SCSI] pm80xx: MSI-X implementation for using 64 interrupts [SCSI] pm80xx: Updated common functions common for SPC and SPCv/ve [SCSI] pm80xx: Multiple inbound/outbound queue configuration [SCSI] pm80xx: Added SPCv/ve specific ids, variables and modify for SPC [SCSI] lpfc: fix up Kconfig dependencies [SCSI] Handle MLQUEUE busy response in scsi_send_eh_cmnd dm cache: set config value dm cache: move config fns dm thin: generate event when metadata threshold passed ...
Diffstat (limited to 'arch/parisc/kernel/cache.c')
-rw-r--r--arch/parisc/kernel/cache.c11
1 files changed, 4 insertions, 7 deletions
diff --git a/arch/parisc/kernel/cache.c b/arch/parisc/kernel/cache.c
index 4b12890642e..65fb4cbc3a0 100644
--- a/arch/parisc/kernel/cache.c
+++ b/arch/parisc/kernel/cache.c
@@ -421,14 +421,11 @@ void purge_tlb_entries(struct mm_struct *mm, unsigned long addr)
/* Note: purge_tlb_entries can be called at startup with
no context. */
- /* Disable preemption while we play with %sr1. */
- preempt_disable();
- mtsp(mm->context, 1);
purge_tlb_start(flags);
+ mtsp(mm->context, 1);
pdtlb(addr);
pitlb(addr);
purge_tlb_end(flags);
- preempt_enable();
}
EXPORT_SYMBOL(purge_tlb_entries);
@@ -609,7 +606,7 @@ void clear_user_highpage(struct page *page, unsigned long vaddr)
/* Clear using TMPALIAS region. The page doesn't need to
be flushed but the kernel mapping needs to be purged. */
- vto = kmap_atomic(page, KM_USER0);
+ vto = kmap_atomic(page);
/* The PA-RISC 2.0 Architecture book states on page F-6:
"Before a write-capable translation is enabled, *all*
@@ -644,8 +641,8 @@ void copy_user_highpage(struct page *to, struct page *from,
the `to' page must be flushed in copy_user_page_asm since
it can be used to bring in executable code. */
- vfrom = kmap_atomic(from, KM_USER0);
- vto = kmap_atomic(to, KM_USER1);
+ vfrom = kmap_atomic(from);
+ vto = kmap_atomic(to);
purge_kernel_dcache_page_asm((unsigned long)vto);
purge_tlb_start(flags);