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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-03-21 19:45:50 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-03-21 19:45:50 -0700
commit8559840c4ca3f2fff73a882803bc8916078fac1f (patch)
treee41f722a478d2e9f199398d4a766b004fd451ebc
parent7e2f037b9226452de60a74e94e5c42d3e54c8637 (diff)
parent58a69c367c02a165004a5ce5dd55ce03b59ba43d (diff)
downloadop-kernel-dev-8559840c4ca3f2fff73a882803bc8916078fac1f.zip
op-kernel-dev-8559840c4ca3f2fff73a882803bc8916078fac1f.tar.gz
Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6
* 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6: [IA64] Fix wrong /proc/iomem on SGI Altix [IA64] Altix: ioremap vga_console_iobase [IA64] Fix typo/thinko in crash.c [IA64] Fix get_model_name() for mixed cpu type systems [IA64] min_low_pfn and max_low_pfn calculation fix
-rw-r--r--arch/ia64/kernel/crash.c2
-rw-r--r--arch/ia64/kernel/setup.c22
-rw-r--r--arch/ia64/mm/contig.c30
-rw-r--r--arch/ia64/mm/discontig.c4
-rw-r--r--arch/ia64/mm/init.c16
-rw-r--r--arch/ia64/sn/kernel/setup.c6
-rw-r--r--include/asm-ia64/meminit.h1
7 files changed, 43 insertions, 38 deletions
diff --git a/arch/ia64/kernel/crash.c b/arch/ia64/kernel/crash.c
index 7d1bbb4..80a94e7 100644
--- a/arch/ia64/kernel/crash.c
+++ b/arch/ia64/kernel/crash.c
@@ -164,7 +164,7 @@ kdump_init_notifier(struct notifier_block *self, unsigned long val, void *data)
nd = (struct ia64_mca_notify_die *)args->err;
/* Reason code 1 means machine check rendezous*/
- if ((val == DIE_INIT_MONARCH_ENTER || DIE_INIT_SLAVE_ENTER) &&
+ if ((val == DIE_INIT_MONARCH_ENTER || val == DIE_INIT_SLAVE_ENTER) &&
nd->sos->rv_rc == 1)
return NOTIFY_DONE;
diff --git a/arch/ia64/kernel/setup.c b/arch/ia64/kernel/setup.c
index 339e8a5..69b9bb3 100644
--- a/arch/ia64/kernel/setup.c
+++ b/arch/ia64/kernel/setup.c
@@ -692,12 +692,15 @@ struct seq_operations cpuinfo_op = {
.show = show_cpuinfo
};
-static char brandname[128];
+#define MAX_BRANDS 8
+static char brandname[MAX_BRANDS][128];
static char * __cpuinit
get_model_name(__u8 family, __u8 model)
{
+ static int overflow;
char brand[128];
+ int i;
memcpy(brand, "Unknown", 8);
if (ia64_pal_get_brand_info(brand)) {
@@ -709,12 +712,17 @@ get_model_name(__u8 family, __u8 model)
case 2: memcpy(brand, "Madison up to 9M cache", 23); break;
}
}
- if (brandname[0] == '\0')
- return strcpy(brandname, brand);
- else if (strcmp(brandname, brand) == 0)
- return brandname;
- else
- return kstrdup(brand, GFP_KERNEL);
+ for (i = 0; i < MAX_BRANDS; i++)
+ if (strcmp(brandname[i], brand) == 0)
+ return brandname[i];
+ for (i = 0; i < MAX_BRANDS; i++)
+ if (brandname[i][0] == '\0')
+ return strcpy(brandname[i], brand);
+ if (overflow++ == 0)
+ printk(KERN_ERR
+ "%s: Table overflow. Some processor model information will be missing\n",
+ __FUNCTION__);
+ return "Unknown";
}
static void __cpuinit
diff --git a/arch/ia64/mm/contig.c b/arch/ia64/mm/contig.c
index fb0f469..44ce5ed 100644
--- a/arch/ia64/mm/contig.c
+++ b/arch/ia64/mm/contig.c
@@ -97,26 +97,6 @@ void show_mem(void)
unsigned long bootmap_start;
/**
- * find_max_pfn - adjust the maximum page number callback
- * @start: start of range
- * @end: end of range
- * @arg: address of pointer to global max_pfn variable
- *
- * Passed as a callback function to efi_memmap_walk() to determine the highest
- * available page frame number in the system.
- */
-int
-find_max_pfn (unsigned long start, unsigned long end, void *arg)
-{
- unsigned long *max_pfnp = arg, pfn;
-
- pfn = (PAGE_ALIGN(end - 1) - PAGE_OFFSET) >> PAGE_SHIFT;
- if (pfn > *max_pfnp)
- *max_pfnp = pfn;
- return 0;
-}
-
-/**
* find_bootmap_location - callback to find a memory area for the bootmap
* @start: start of region
* @end: end of region
@@ -177,9 +157,10 @@ find_memory (void)
reserve_memory();
/* first find highest page frame number */
- max_pfn = 0;
- efi_memmap_walk(find_max_pfn, &max_pfn);
-
+ min_low_pfn = ~0UL;
+ max_low_pfn = 0;
+ efi_memmap_walk(find_max_min_low_pfn, NULL);
+ max_pfn = max_low_pfn;
/* how many bytes to cover all the pages */
bootmap_size = bootmem_bootmap_pages(max_pfn) << PAGE_SHIFT;
@@ -189,7 +170,8 @@ find_memory (void)
if (bootmap_start == ~0UL)
panic("Cannot find %ld bytes for bootmap\n", bootmap_size);
- bootmap_size = init_bootmem(bootmap_start >> PAGE_SHIFT, max_pfn);
+ bootmap_size = init_bootmem_node(NODE_DATA(0),
+ (bootmap_start >> PAGE_SHIFT), 0, max_pfn);
/* Free all available memory, then mark bootmem-map as being in use. */
efi_memmap_walk(filter_rsvd_memory, free_bootmem);
diff --git a/arch/ia64/mm/discontig.c b/arch/ia64/mm/discontig.c
index 11a2d88..872da7a 100644
--- a/arch/ia64/mm/discontig.c
+++ b/arch/ia64/mm/discontig.c
@@ -88,9 +88,6 @@ static int __init build_node_maps(unsigned long start, unsigned long len,
bdp->node_low_pfn = max(epfn, bdp->node_low_pfn);
}
- min_low_pfn = min(min_low_pfn, bdp->node_boot_start>>PAGE_SHIFT);
- max_low_pfn = max(max_low_pfn, bdp->node_low_pfn);
-
return 0;
}
@@ -438,6 +435,7 @@ void __init find_memory(void)
/* These actually end up getting called by call_pernode_memory() */
efi_memmap_walk(filter_rsvd_memory, build_node_maps);
efi_memmap_walk(filter_rsvd_memory, find_pernode_space);
+ efi_memmap_walk(find_max_min_low_pfn, NULL);
for_each_online_node(node)
if (mem_data[node].bootmem_data.node_low_pfn) {
diff --git a/arch/ia64/mm/init.c b/arch/ia64/mm/init.c
index f225dd7..c8da621 100644
--- a/arch/ia64/mm/init.c
+++ b/arch/ia64/mm/init.c
@@ -648,6 +648,22 @@ count_reserved_pages (u64 start, u64 end, void *arg)
return 0;
}
+int
+find_max_min_low_pfn (unsigned long start, unsigned long end, void *arg)
+{
+ unsigned long pfn_start, pfn_end;
+#ifdef CONFIG_FLATMEM
+ pfn_start = (PAGE_ALIGN(__pa(start))) >> PAGE_SHIFT;
+ pfn_end = (PAGE_ALIGN(__pa(end - 1))) >> PAGE_SHIFT;
+#else
+ pfn_start = GRANULEROUNDDOWN(__pa(start)) >> PAGE_SHIFT;
+ pfn_end = GRANULEROUNDUP(__pa(end - 1)) >> PAGE_SHIFT;
+#endif
+ min_low_pfn = min(min_low_pfn, pfn_start);
+ max_low_pfn = max(max_low_pfn, pfn_end);
+ return 0;
+}
+
/*
* Boot command-line option "nolwsys" can be used to disable the use of any light-weight
* system call handler. When this option is in effect, all fsyscalls will end up bubbling
diff --git a/arch/ia64/sn/kernel/setup.c b/arch/ia64/sn/kernel/setup.c
index bd5373d..a9bed5c 100644
--- a/arch/ia64/sn/kernel/setup.c
+++ b/arch/ia64/sn/kernel/setup.c
@@ -348,8 +348,7 @@ sn_scan_pcdp(void)
continue; /* not PCI interconnect */
if (if_pci.translation & PCDP_PCI_TRANS_IOPORT)
- vga_console_iobase =
- if_pci.ioport_tra | __IA64_UNCACHED_OFFSET;
+ vga_console_iobase = if_pci.ioport_tra;
if (if_pci.translation & PCDP_PCI_TRANS_MMIO)
vga_console_membase =
@@ -429,7 +428,8 @@ void __init sn_setup(char **cmdline_p)
* bus containing the VGA console.
*/
if (vga_console_iobase) {
- io_space[0].mmio_base = vga_console_iobase;
+ io_space[0].mmio_base =
+ (unsigned long) ioremap(vga_console_iobase, 0);
io_space[0].sparse = 0;
}
diff --git a/include/asm-ia64/meminit.h b/include/asm-ia64/meminit.h
index 21ec5f3..3a62878 100644
--- a/include/asm-ia64/meminit.h
+++ b/include/asm-ia64/meminit.h
@@ -36,6 +36,7 @@ extern void reserve_memory (void);
extern void find_initrd (void);
extern int filter_rsvd_memory (unsigned long start, unsigned long end, void *arg);
extern void efi_memmap_init(unsigned long *, unsigned long *);
+extern int find_max_min_low_pfn (unsigned long , unsigned long, void *);
extern unsigned long vmcore_find_descriptor_size(unsigned long address);
extern int reserve_elfcorehdr(unsigned long *start, unsigned long *end);
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