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authorMauro Carvalho Chehab <mchehab@redhat.com>2012-11-28 07:22:38 -0200
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-11-28 07:22:38 -0200
commitd033a308d81ec83908760a15a841c2bd0d5e0ea3 (patch)
tree647abd67987fe4d7fee80105fc823edf3f53b4f6 /arch/x86/xen
parentc6c22955f80f2db9614b01fe5a3d1cfcd8b3d848 (diff)
parente23739b4ade80a3a7f87198f008f6c44a7cbc9fd (diff)
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Merge remote-tracking branch 'linus/master' into staging/for_v3.8
* linus/master: (1428 commits) futex: avoid wake_futex() for a PI futex_q watchdog: using u64 in get_sample_period() writeback: put unused inodes to LRU after writeback completion mm: vmscan: check for fatal signals iff the process was throttled Revert "mm: remove __GFP_NO_KSWAPD" proc: check vma->vm_file before dereferencing UAPI: strip the _UAPI prefix from header guards during header installation include/linux/bug.h: fix sparse warning related to BUILD_BUG_ON_INVALID Linux 3.7-rc7 powerpc/eeh: Do not invalidate PE properly ALSA: hda - Fix build without CONFIG_PM of/address: sparc: Declare of_iomap as an extern function for sparc again PM / QoS: fix wrong error-checking condition bnx2x: remove redundant warning log vxlan: fix command usage in its doc 8139cp: revert "set ring address before enabling receiver" MPI: Fix compilation on MIPS with GCC 4.4 and newer MIPS: Fix crash that occurs when function tracing is enabled MIPS: Merge overlapping bootmem ranges jbd: Fix lock ordering bug in journal_unmap_buffer() ...
Diffstat (limited to 'arch/x86/xen')
-rw-r--r--arch/x86/xen/enlighten.c2
-rw-r--r--arch/x86/xen/mmu.c21
2 files changed, 20 insertions, 3 deletions
diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c
index e3497f240ea..586d83812b6 100644
--- a/arch/x86/xen/enlighten.c
+++ b/arch/x86/xen/enlighten.c
@@ -81,8 +81,6 @@
#include "smp.h"
#include "multicalls.h"
-#include <xen/events.h>
-
EXPORT_SYMBOL_GPL(hypercall_page);
DEFINE_PER_CPU(struct vcpu_info *, xen_vcpu);
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;
}