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authorDavid S. Miller <davem@davemloft.net>2008-12-02 19:50:27 -0800
committerDavid S. Miller <davem@davemloft.net>2008-12-02 19:50:27 -0800
commitaa2ba5f1082dc705745899584aac8416d710c056 (patch)
treebde0bf4aff036c6bac19a0212194ae1092afb3c9 /arch/x86/xen/mmu.c
parent68024541e2e5a8f35e281daaa5068a29e2a538a5 (diff)
parentf6f7b52e2f6149d2ee365717afff315b05720162 (diff)
downloadop-kernel-dev-aa2ba5f1082dc705745899584aac8416d710c056.zip
op-kernel-dev-aa2ba5f1082dc705745899584aac8416d710c056.tar.gz
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: drivers/net/ixgbe/ixgbe_main.c drivers/net/smc91x.c
Diffstat (limited to 'arch/x86/xen/mmu.c')
-rw-r--r--arch/x86/xen/mmu.c21
1 files changed, 14 insertions, 7 deletions
diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c
index 6889360..636ef4c 100644
--- a/arch/x86/xen/mmu.c
+++ b/arch/x86/xen/mmu.c
@@ -661,12 +661,11 @@ void xen_set_pgd(pgd_t *ptr, pgd_t val)
* For 64-bit, we must skip the Xen hole in the middle of the address
* space, just after the big x86-64 virtual hole.
*/
-static int xen_pgd_walk(struct mm_struct *mm,
- int (*func)(struct mm_struct *mm, struct page *,
- enum pt_level),
- unsigned long limit)
+static int __xen_pgd_walk(struct mm_struct *mm, pgd_t *pgd,
+ int (*func)(struct mm_struct *mm, struct page *,
+ enum pt_level),
+ unsigned long limit)
{
- pgd_t *pgd = mm->pgd;
int flush = 0;
unsigned hole_low, hole_high;
unsigned pgdidx_limit, pudidx_limit, pmdidx_limit;
@@ -753,6 +752,14 @@ out:
return flush;
}
+static int xen_pgd_walk(struct mm_struct *mm,
+ int (*func)(struct mm_struct *mm, struct page *,
+ enum pt_level),
+ unsigned long limit)
+{
+ return __xen_pgd_walk(mm, mm->pgd, func, limit);
+}
+
/* If we're using split pte locks, then take the page's lock and
return a pointer to it. Otherwise return NULL. */
static spinlock_t *xen_pte_lock(struct page *page, struct mm_struct *mm)
@@ -854,7 +861,7 @@ static void __xen_pgd_pin(struct mm_struct *mm, pgd_t *pgd)
xen_mc_batch();
- if (xen_pgd_walk(mm, xen_pin_page, USER_LIMIT)) {
+ if (__xen_pgd_walk(mm, pgd, xen_pin_page, USER_LIMIT)) {
/* re-enable interrupts for flushing */
xen_mc_issue(0);
@@ -998,7 +1005,7 @@ static void __xen_pgd_unpin(struct mm_struct *mm, pgd_t *pgd)
PT_PMD);
#endif
- xen_pgd_walk(mm, xen_unpin_page, USER_LIMIT);
+ __xen_pgd_walk(mm, pgd, xen_unpin_page, USER_LIMIT);
xen_mc_issue(0);
}
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