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authorJames Morris <jmorris@namei.org>2008-11-18 18:52:37 +1100
committerJames Morris <jmorris@namei.org>2008-11-18 18:52:37 +1100
commitf3a5c547012a09f38f7c27b17a8e3150b69cd259 (patch)
tree4d1d47382a4a445fc7ef7431bcf5d06b7cca8539 /arch/sh/mm
parente50a906e0200084f04f8f3b7c3a14b0442d1347f (diff)
parent4e14e833ac3b97a4aa8803eea49f899adc5bb5f4 (diff)
downloadop-kernel-dev-f3a5c547012a09f38f7c27b17a8e3150b69cd259.zip
op-kernel-dev-f3a5c547012a09f38f7c27b17a8e3150b69cd259.tar.gz
Merge branch 'master' into next
Conflicts: fs/cifs/misc.c Merge to resolve above, per the patch below. Signed-off-by: James Morris <jmorris@namei.org> diff --cc fs/cifs/misc.c index ec36410,addd1dc..0000000 --- a/fs/cifs/misc.c +++ b/fs/cifs/misc.c @@@ -347,13 -338,13 +338,13 @@@ header_assemble(struct smb_hdr *buffer /* BB Add support for establishing new tCon and SMB Session */ /* with userid/password pairs found on the smb session */ /* for other target tcp/ip addresses BB */ - if (current->fsuid != treeCon->ses->linux_uid) { + if (current_fsuid() != treeCon->ses->linux_uid) { cFYI(1, ("Multiuser mode and UID " "did not match tcon uid")); - read_lock(&GlobalSMBSeslock); - list_for_each(temp_item, &GlobalSMBSessionList) { - ses = list_entry(temp_item, struct cifsSesInfo, cifsSessionList); + read_lock(&cifs_tcp_ses_lock); + list_for_each(temp_item, &treeCon->ses->server->smb_ses_list) { + ses = list_entry(temp_item, struct cifsSesInfo, smb_ses_list); - if (ses->linux_uid == current->fsuid) { + if (ses->linux_uid == current_fsuid()) { if (ses->server == treeCon->ses->server) { cFYI(1, ("found matching uid substitute right smb_uid")); buffer->Uid = ses->Suid;
Diffstat (limited to 'arch/sh/mm')
-rw-r--r--arch/sh/mm/Makefile_322
-rw-r--r--arch/sh/mm/Makefile_642
-rw-r--r--arch/sh/mm/init.c12
-rw-r--r--arch/sh/mm/mmap.c31
-rw-r--r--arch/sh/mm/pg-sh4.c17
5 files changed, 59 insertions, 5 deletions
diff --git a/arch/sh/mm/Makefile_32 b/arch/sh/mm/Makefile_32
index 70e0906..f066e76 100644
--- a/arch/sh/mm/Makefile_32
+++ b/arch/sh/mm/Makefile_32
@@ -2,7 +2,7 @@
# Makefile for the Linux SuperH-specific parts of the memory manager.
#
-obj-y := init.o extable_32.o consistent.o
+obj-y := init.o extable_32.o consistent.o mmap.o
ifndef CONFIG_CACHE_OFF
cache-$(CONFIG_CPU_SH2) := cache-sh2.o
diff --git a/arch/sh/mm/Makefile_64 b/arch/sh/mm/Makefile_64
index 0d92a8a..9481d0f 100644
--- a/arch/sh/mm/Makefile_64
+++ b/arch/sh/mm/Makefile_64
@@ -2,7 +2,7 @@
# Makefile for the Linux SuperH-specific parts of the memory manager.
#
-obj-y := init.o consistent.o
+obj-y := init.o consistent.o mmap.o
mmu-y := tlb-nommu.o pg-nommu.o extable_32.o
mmu-$(CONFIG_MMU) := fault_64.o ioremap_64.o tlbflush_64.o tlb-sh5.o \
diff --git a/arch/sh/mm/init.c b/arch/sh/mm/init.c
index 4abf000..6cbef8c 100644
--- a/arch/sh/mm/init.c
+++ b/arch/sh/mm/init.c
@@ -137,6 +137,7 @@ void __init page_table_range_init(unsigned long start, unsigned long end,
void __init paging_init(void)
{
unsigned long max_zone_pfns[MAX_NR_ZONES];
+ unsigned long vaddr;
int nid;
/* We don't need to map the kernel through the TLB, as
@@ -148,10 +149,15 @@ void __init paging_init(void)
* check for a null value. */
set_TTB(swapper_pg_dir);
- /* Populate the relevant portions of swapper_pg_dir so that
+ /*
+ * Populate the relevant portions of swapper_pg_dir so that
* we can use the fixmap entries without calling kmalloc.
- * pte's will be filled in by __set_fixmap(). */
- page_table_range_init(FIXADDR_START, FIXADDR_TOP, swapper_pg_dir);
+ * pte's will be filled in by __set_fixmap().
+ */
+ vaddr = __fix_to_virt(__end_of_fixed_addresses - 1) & PMD_MASK;
+ page_table_range_init(vaddr, 0, swapper_pg_dir);
+
+ kmap_coherent_init();
memset(max_zone_pfns, 0, sizeof(max_zone_pfns));
diff --git a/arch/sh/mm/mmap.c b/arch/sh/mm/mmap.c
new file mode 100644
index 0000000..8837d51
--- /dev/null
+++ b/arch/sh/mm/mmap.c
@@ -0,0 +1,31 @@
+/*
+ * arch/sh/mm/mmap.c
+ *
+ * Copyright (C) 2008 Paul Mundt
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ */
+#include <linux/io.h>
+#include <linux/mm.h>
+#include <asm/page.h>
+
+/*
+ * You really shouldn't be using read() or write() on /dev/mem. This
+ * might go away in the future.
+ */
+int valid_phys_addr_range(unsigned long addr, size_t count)
+{
+ if (addr < __MEMORY_START)
+ return 0;
+ if (addr + count > __pa(high_memory))
+ return 0;
+
+ return 1;
+}
+
+int valid_mmap_phys_addr_range(unsigned long pfn, size_t size)
+{
+ return 1;
+}
diff --git a/arch/sh/mm/pg-sh4.c b/arch/sh/mm/pg-sh4.c
index 38870e0..2fe14da 100644
--- a/arch/sh/mm/pg-sh4.c
+++ b/arch/sh/mm/pg-sh4.c
@@ -7,6 +7,7 @@
* Released under the terms of the GNU GPL v2.0.
*/
#include <linux/mm.h>
+#include <linux/init.h>
#include <linux/mutex.h>
#include <linux/fs.h>
#include <linux/highmem.h>
@@ -16,6 +17,20 @@
#define CACHE_ALIAS (current_cpu_data.dcache.alias_mask)
+#define kmap_get_fixmap_pte(vaddr) \
+ pte_offset_kernel(pmd_offset(pud_offset(pgd_offset_k(vaddr), (vaddr)), (vaddr)), (vaddr))
+
+static pte_t *kmap_coherent_pte;
+
+void __init kmap_coherent_init(void)
+{
+ unsigned long vaddr;
+
+ /* cache the first coherent kmap pte */
+ vaddr = __fix_to_virt(FIX_CMAP_BEGIN);
+ kmap_coherent_pte = kmap_get_fixmap_pte(vaddr);
+}
+
static inline void *kmap_coherent(struct page *page, unsigned long addr)
{
enum fixed_addresses idx;
@@ -34,6 +49,8 @@ static inline void *kmap_coherent(struct page *page, unsigned long addr)
update_mmu_cache(NULL, vaddr, pte);
+ set_pte(kmap_coherent_pte - (FIX_CMAP_END - idx), pte);
+
return (void *)vaddr;
}
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