diff options
| author | Arnd Bergmann <arnd@arndb.de> | 2012-11-15 17:27:43 +0100 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2012-11-15 17:27:43 +0100 |
| commit | 12480c2e53d355223cf6884ed1f56e6ac9b7c21f (patch) | |
| tree | c244c5b4f265dc38f7658fbe5714ba2c402aef28 /arch/x86/xen/mmu.c | |
| parent | 6c8e94a57c30e31d0807f038b4f98b659fd67776 (diff) | |
| parent | 936407358759adb302df93ab61fa68141897270c (diff) | |
Merge tag 'omap-for-v3.8/fixes-non-critical-v4-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/fixes-non-critical
From Tony Lindgren <tony@atomide.com>:
Non critical omap fixes that were not considered urgent
for the -rc cycle.
* tag 'omap-for-v3.8/fixes-non-critical-v4-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap: (645 commits)
ARM: OMAP4: PM: fix errata handling when CONFIG_PM=n
ARM: OMAP4: retrigger localtimers after re-enabling gic
ARM: OMAP4460: Workaround for ROM bug because of CA9 r2pX GIC control register change.
ARM: OMAP4: PM: add errata support
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/x86/xen/mmu.c')
| -rw-r--r-- | arch/x86/xen/mmu.c | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c index 6226c99729b..dcf5f2dd91e 100644 --- a/arch/x86/xen/mmu.c +++ b/arch/x86/xen/mmu.c @@ -1288,6 +1288,25 @@ unsigned long xen_read_cr2_direct(void) return this_cpu_read(xen_vcpu_info.arch.cr2); } +void xen_flush_tlb_all(void) +{ + struct mmuext_op *op; + struct multicall_space mcs; + + trace_xen_mmu_flush_tlb_all(0); + + preempt_disable(); + + mcs = xen_mc_entry(sizeof(*op)); + + op = mcs.args; + op->cmd = MMUEXT_TLB_FLUSH_ALL; + MULTI_mmuext_op(mcs.mc, op, 1, NULL, DOMID_SELF); + + xen_mc_issue(PARAVIRT_LAZY_MMU); + + preempt_enable(); +} static void xen_flush_tlb(void) { struct mmuext_op *op; @@ -2518,7 +2537,7 @@ int xen_remap_domain_mfn_range(struct vm_area_struct *vma, err = 0; out: - flush_tlb_all(); + xen_flush_tlb_all(); return err; } |