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authorIngo Molnar <mingo@elte.hu>2008-06-16 11:20:28 +0200
committerIngo Molnar <mingo@elte.hu>2008-06-16 11:20:28 +0200
commitfaeca31d068090285b77c39574d2bda14b079c50 (patch)
tree789841a7f0d336b24a74f2191542a2eb8177c8fa /arch/x86/mm
parent499f8f84b8324ba27d756e03f373fa16eeed9ccc (diff)
parent066519068ad2fbe98c7f45552b1f592903a9c8c8 (diff)
Merge branch 'linus' into x86/pattip-x86-pat-2008-06-16_09.20_Mon
Diffstat (limited to 'arch/x86/mm')
-rw-r--r--arch/x86/mm/fault.c5
-rw-r--r--arch/x86/mm/init_64.c6
-rw-r--r--arch/x86/mm/ioremap.c5
-rw-r--r--arch/x86/mm/pat.c2
-rw-r--r--arch/x86/mm/srat_64.c27
5 files changed, 12 insertions, 33 deletions
diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c
index fd7e1798c75a..8bcb6f40ccb6 100644
--- a/arch/x86/mm/fault.c
+++ b/arch/x86/mm/fault.c
@@ -497,6 +497,11 @@ static int vmalloc_fault(unsigned long address)
unsigned long pgd_paddr;
pmd_t *pmd_k;
pte_t *pte_k;
+
+ /* Make sure we are in vmalloc area */
+ if (!(address >= VMALLOC_START && address < VMALLOC_END))
+ return -1;
+
/*
* Synchronize this task's top level page-table
* with the 'reference' page table.
diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
index 32ba13b0f818..156e6d7b0e32 100644
--- a/arch/x86/mm/init_64.c
+++ b/arch/x86/mm/init_64.c
@@ -206,7 +206,7 @@ void __init cleanup_highmap(void)
pmd_t *last_pmd = pmd + PTRS_PER_PMD;
for (; pmd < last_pmd; pmd++, vaddr += PMD_SIZE) {
- if (!pmd_present(*pmd))
+ if (pmd_none(*pmd))
continue;
if (vaddr < (unsigned long) _text || vaddr > end)
set_pmd(pmd, __pmd(0));
@@ -506,7 +506,7 @@ early_param("memtest", parse_memtest);
static void __init early_memtest(unsigned long start, unsigned long end)
{
- unsigned long t_start, t_size;
+ u64 t_start, t_size;
unsigned pattern;
if (!memtest_pattern)
@@ -525,7 +525,7 @@ static void __init early_memtest(unsigned long start, unsigned long end)
if (t_start + t_size > end)
t_size = end - t_start;
- printk(KERN_CONT "\n %016lx - %016lx pattern %d",
+ printk(KERN_CONT "\n %016llx - %016llx pattern %d",
t_start, t_start + t_size, pattern);
memtest(t_start, t_size, pattern);
diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c
index ddeafed1171e..7452eb31ed12 100644
--- a/arch/x86/mm/ioremap.c
+++ b/arch/x86/mm/ioremap.c
@@ -593,10 +593,11 @@ void __init early_iounmap(void *addr, unsigned long size)
unsigned long offset;
unsigned int nrpages;
enum fixed_addresses idx;
- unsigned int nesting;
+ int nesting;
nesting = --early_ioremap_nested;
- WARN_ON(nesting < 0);
+ if (WARN_ON(nesting < 0))
+ return;
if (early_ioremap_debug) {
printk(KERN_INFO "early_iounmap(%p, %08lx) [%d]\n", addr,
diff --git a/arch/x86/mm/pat.c b/arch/x86/mm/pat.c
index 4beccea0897f..7c21572bbdda 100644
--- a/arch/x86/mm/pat.c
+++ b/arch/x86/mm/pat.c
@@ -34,7 +34,7 @@ void __cpuinit pat_disable(char *reason)
printk(KERN_INFO "%s\n", reason);
}
-static int nopat(char *str)
+static int __init nopat(char *str)
{
pat_disable("PAT support disabled.");
return 0;
diff --git a/arch/x86/mm/srat_64.c b/arch/x86/mm/srat_64.c
index 3890234e5b26..99649dccad28 100644
--- a/arch/x86/mm/srat_64.c
+++ b/arch/x86/mm/srat_64.c
@@ -97,36 +97,9 @@ static __init inline int srat_disabled(void)
return numa_off || acpi_numa < 0;
}
-/*
- * A lot of BIOS fill in 10 (= no distance) everywhere. This messes
- * up the NUMA heuristics which wants the local node to have a smaller
- * distance than the others.
- * Do some quick checks here and only use the SLIT if it passes.
- */
-static __init int slit_valid(struct acpi_table_slit *slit)
-{
- int i, j;
- int d = slit->locality_count;
- for (i = 0; i < d; i++) {
- for (j = 0; j < d; j++) {
- u8 val = slit->entry[d*i + j];
- if (i == j) {
- if (val != LOCAL_DISTANCE)
- return 0;
- } else if (val <= LOCAL_DISTANCE)
- return 0;
- }
- }
- return 1;
-}
-
/* Callback for SLIT parsing */
void __init acpi_numa_slit_init(struct acpi_table_slit *slit)
{
- if (!slit_valid(slit)) {
- printk(KERN_INFO "ACPI: SLIT table looks invalid. Not used.\n");
- return;
- }
acpi_slit = slit;
}