* [PATCH 04/62] mips: remove the second argument of k[un]map_atomic()
[not found] <1322371662-26166-1-git-send-email-amwang@redhat.com>
@ 2011-11-27 5:26 ` Cong Wang
2011-12-09 16:06 ` Ralf Baechle
2011-11-27 5:27 ` [PATCH 61/62] highmem: kill all __kmap_atomic() Cong Wang
1 sibling, 1 reply; 5+ messages in thread
From: Cong Wang @ 2011-11-27 5:26 UTC (permalink / raw)
To: linux-kernel
Cc: akpm, Cong Wang, Ralf Baechle, David S. Miller, Jiri Kosina,
Kevin Cernekee, Justin P. Mattock, Peter Zijlstra, David Daney,
linux-mips
Signed-off-by: Cong Wang <amwang@redhat.com>
---
arch/mips/mm/c-r4k.c | 4 ++--
arch/mips/mm/init.c | 8 ++++----
2 files changed, 6 insertions(+), 6 deletions(-)
diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c
index a79fe9a..e37585b 100644
--- a/arch/mips/mm/c-r4k.c
+++ b/arch/mips/mm/c-r4k.c
@@ -498,7 +498,7 @@ static inline void local_r4k_flush_cache_page(void *args)
if (map_coherent)
vaddr = kmap_coherent(page, addr);
else
- vaddr = kmap_atomic(page, KM_USER0);
+ vaddr = kmap_atomic(page);
addr = (unsigned long)vaddr;
}
@@ -521,7 +521,7 @@ static inline void local_r4k_flush_cache_page(void *args)
if (map_coherent)
kunmap_coherent();
else
- kunmap_atomic(vaddr, KM_USER0);
+ kunmap_atomic(vaddr);
}
}
diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c
index b7ebc4f..fbc70f3 100644
--- a/arch/mips/mm/init.c
+++ b/arch/mips/mm/init.c
@@ -207,21 +207,21 @@ void copy_user_highpage(struct page *to, struct page *from,
{
void *vfrom, *vto;
- vto = kmap_atomic(to, KM_USER1);
+ vto = kmap_atomic(to);
if (cpu_has_dc_aliases &&
page_mapped(from) && !Page_dcache_dirty(from)) {
vfrom = kmap_coherent(from, vaddr);
copy_page(vto, vfrom);
kunmap_coherent();
} else {
- vfrom = kmap_atomic(from, KM_USER0);
+ vfrom = kmap_atomic(from);
copy_page(vto, vfrom);
- kunmap_atomic(vfrom, KM_USER0);
+ kunmap_atomic(vfrom);
}
if ((!cpu_has_ic_fills_f_dc) ||
pages_do_alias((unsigned long)vto, vaddr & PAGE_MASK))
flush_data_cache_page((unsigned long)vto);
- kunmap_atomic(vto, KM_USER1);
+ kunmap_atomic(vto);
/* Make sure this page is cleared on other CPU's too before using it */
smp_wmb();
}
--
1.7.4.4
^ permalink raw reply related [flat|nested] 5+ messages in thread* [PATCH 61/62] highmem: kill all __kmap_atomic()
[not found] <1322371662-26166-1-git-send-email-amwang@redhat.com>
2011-11-27 5:26 ` [PATCH 04/62] mips: remove the second argument of k[un]map_atomic() Cong Wang
@ 2011-11-27 5:27 ` Cong Wang
2011-12-09 16:07 ` Ralf Baechle
1 sibling, 1 reply; 5+ messages in thread
From: Cong Wang @ 2011-11-27 5:27 UTC (permalink / raw)
To: linux-kernel
Cc: akpm, Cong Wang, Russell King, David Howells, Ralf Baechle,
Koichi Yasutake, Kyle McMartin, Helge Deller,
James E.J. Bottomley, Benjamin Herrenschmidt, Paul Mackerras,
David S. Miller, Chris Metcalf, Thomas Gleixner, Ingo Molnar,
H. Peter Anvin, x86, Nicolas Pitre, James Bottomley,
Paul Gortmaker, Christoph Lameter, Tejun Heo, linux-arm-kernel,
linux-mips, linux-am33-list, linux-parisc, linuxppc-dev,
sparclinux
Signed-off-by: Cong Wang <amwang@redhat.com>
---
arch/arm/mm/highmem.c | 4 ++--
arch/frv/include/asm/highmem.h | 2 +-
arch/frv/mm/highmem.c | 4 ++--
arch/mips/include/asm/highmem.h | 2 +-
arch/mips/mm/highmem.c | 4 ++--
arch/mn10300/include/asm/highmem.h | 2 +-
arch/parisc/include/asm/cacheflush.h | 2 +-
arch/powerpc/include/asm/highmem.h | 2 +-
arch/sparc/include/asm/highmem.h | 2 +-
arch/sparc/mm/highmem.c | 4 ++--
arch/tile/include/asm/highmem.h | 2 +-
arch/tile/mm/highmem.c | 4 ++--
arch/x86/include/asm/highmem.h | 2 +-
arch/x86/mm/highmem_32.c | 4 ++--
include/linux/highmem.h | 11 +++--------
15 files changed, 23 insertions(+), 28 deletions(-)
diff --git a/arch/arm/mm/highmem.c b/arch/arm/mm/highmem.c
index 807c057..5a21505 100644
--- a/arch/arm/mm/highmem.c
+++ b/arch/arm/mm/highmem.c
@@ -36,7 +36,7 @@ void kunmap(struct page *page)
}
EXPORT_SYMBOL(kunmap);
-void *__kmap_atomic(struct page *page)
+void *kmap_atomic(struct page *page)
{
unsigned int idx;
unsigned long vaddr;
@@ -81,7 +81,7 @@ void *__kmap_atomic(struct page *page)
return (void *)vaddr;
}
-EXPORT_SYMBOL(__kmap_atomic);
+EXPORT_SYMBOL(kmap_atomic);
void __kunmap_atomic(void *kvaddr)
{
diff --git a/arch/frv/include/asm/highmem.h b/arch/frv/include/asm/highmem.h
index a8d6565..716956a 100644
--- a/arch/frv/include/asm/highmem.h
+++ b/arch/frv/include/asm/highmem.h
@@ -157,7 +157,7 @@ static inline void kunmap_atomic_primary(void *kvaddr, enum km_type type)
pagefault_enable();
}
-void *__kmap_atomic(struct page *page);
+void *kmap_atomic(struct page *page);
void __kunmap_atomic(void *kvaddr);
#endif /* !__ASSEMBLY__ */
diff --git a/arch/frv/mm/highmem.c b/arch/frv/mm/highmem.c
index fd7fcd4..31902c9 100644
--- a/arch/frv/mm/highmem.c
+++ b/arch/frv/mm/highmem.c
@@ -37,7 +37,7 @@ struct page *kmap_atomic_to_page(void *ptr)
return virt_to_page(ptr);
}
-void *__kmap_atomic(struct page *page)
+void *kmap_atomic(struct page *page)
{
unsigned long paddr;
int type;
@@ -64,7 +64,7 @@ void *__kmap_atomic(struct page *page)
return NULL;
}
}
-EXPORT_SYMBOL(__kmap_atomic);
+EXPORT_SYMBOL(kmap_atomic);
void __kunmap_atomic(void *kvaddr)
{
diff --git a/arch/mips/include/asm/highmem.h b/arch/mips/include/asm/highmem.h
index 77e6440..2d91888 100644
--- a/arch/mips/include/asm/highmem.h
+++ b/arch/mips/include/asm/highmem.h
@@ -47,7 +47,7 @@ extern void kunmap_high(struct page *page);
extern void *kmap(struct page *page);
extern void kunmap(struct page *page);
-extern void *__kmap_atomic(struct page *page);
+extern void *kmap_atomic(struct page *page);
extern void __kunmap_atomic(void *kvaddr);
extern void *kmap_atomic_pfn(unsigned long pfn);
extern struct page *kmap_atomic_to_page(void *ptr);
diff --git a/arch/mips/mm/highmem.c b/arch/mips/mm/highmem.c
index 3634c7e..aff5705 100644
--- a/arch/mips/mm/highmem.c
+++ b/arch/mips/mm/highmem.c
@@ -41,7 +41,7 @@ EXPORT_SYMBOL(kunmap);
* kmaps are appropriate for short, tight code paths only.
*/
-void *__kmap_atomic(struct page *page)
+void *kmap_atomic(struct page *page)
{
unsigned long vaddr;
int idx, type;
@@ -62,7 +62,7 @@ void *__kmap_atomic(struct page *page)
return (void*) vaddr;
}
-EXPORT_SYMBOL(__kmap_atomic);
+EXPORT_SYMBOL(kmap_atomic);
void __kunmap_atomic(void *kvaddr)
{
diff --git a/arch/mn10300/include/asm/highmem.h b/arch/mn10300/include/asm/highmem.h
index bfe2d88..7c137cd 100644
--- a/arch/mn10300/include/asm/highmem.h
+++ b/arch/mn10300/include/asm/highmem.h
@@ -70,7 +70,7 @@ static inline void kunmap(struct page *page)
* be used in IRQ contexts, so in some (very limited) cases we need
* it.
*/
-static inline unsigned long __kmap_atomic(struct page *page)
+static inline unsigned long kmap_atomic(struct page *page)
{
unsigned long vaddr;
int idx, type;
diff --git a/arch/parisc/include/asm/cacheflush.h b/arch/parisc/include/asm/cacheflush.h
index da601dd..9f21ab0 100644
--- a/arch/parisc/include/asm/cacheflush.h
+++ b/arch/parisc/include/asm/cacheflush.h
@@ -140,7 +140,7 @@ static inline void *kmap(struct page *page)
#define kunmap(page) kunmap_parisc(page_address(page))
-static inline void *__kmap_atomic(struct page *page)
+static inline void *kmap_atomic(struct page *page)
{
pagefault_disable();
return page_address(page);
diff --git a/arch/powerpc/include/asm/highmem.h b/arch/powerpc/include/asm/highmem.h
index dbc2640..caaf6e0 100644
--- a/arch/powerpc/include/asm/highmem.h
+++ b/arch/powerpc/include/asm/highmem.h
@@ -79,7 +79,7 @@ static inline void kunmap(struct page *page)
kunmap_high(page);
}
-static inline void *__kmap_atomic(struct page *page)
+static inline void *kmap_atomic(struct page *page)
{
return kmap_atomic_prot(page, kmap_prot);
}
diff --git a/arch/sparc/include/asm/highmem.h b/arch/sparc/include/asm/highmem.h
index 3d7afbb..3b6e00d 100644
--- a/arch/sparc/include/asm/highmem.h
+++ b/arch/sparc/include/asm/highmem.h
@@ -70,7 +70,7 @@ static inline void kunmap(struct page *page)
kunmap_high(page);
}
-extern void *__kmap_atomic(struct page *page);
+extern void *kmap_atomic(struct page *page);
extern void __kunmap_atomic(void *kvaddr);
extern struct page *kmap_atomic_to_page(void *vaddr);
diff --git a/arch/sparc/mm/highmem.c b/arch/sparc/mm/highmem.c
index 77140a0..055c66c 100644
--- a/arch/sparc/mm/highmem.c
+++ b/arch/sparc/mm/highmem.c
@@ -30,7 +30,7 @@
#include <asm/tlbflush.h>
#include <asm/fixmap.h>
-void *__kmap_atomic(struct page *page)
+void *kmap_atomic(struct page *page)
{
unsigned long vaddr;
long idx, type;
@@ -64,7 +64,7 @@ void *__kmap_atomic(struct page *page)
return (void*) vaddr;
}
-EXPORT_SYMBOL(__kmap_atomic);
+EXPORT_SYMBOL(kmap_atomic);
void __kunmap_atomic(void *kvaddr)
{
diff --git a/arch/tile/include/asm/highmem.h b/arch/tile/include/asm/highmem.h
index b2a6c5d..fc8429a 100644
--- a/arch/tile/include/asm/highmem.h
+++ b/arch/tile/include/asm/highmem.h
@@ -59,7 +59,7 @@ void *kmap_fix_kpte(struct page *page, int finished);
/* This macro is used only in map_new_virtual() to map "page". */
#define kmap_prot page_to_kpgprot(page)
-void *__kmap_atomic(struct page *page);
+void *kmap_atomic(struct page *page);
void __kunmap_atomic(void *kvaddr);
void *kmap_atomic_pfn(unsigned long pfn);
void *kmap_atomic_prot_pfn(unsigned long pfn, pgprot_t prot);
diff --git a/arch/tile/mm/highmem.c b/arch/tile/mm/highmem.c
index 31dbbd9..ef8e5a6 100644
--- a/arch/tile/mm/highmem.c
+++ b/arch/tile/mm/highmem.c
@@ -224,12 +224,12 @@ void *kmap_atomic_prot(struct page *page, pgprot_t prot)
}
EXPORT_SYMBOL(kmap_atomic_prot);
-void *__kmap_atomic(struct page *page)
+void *kmap_atomic(struct page *page)
{
/* PAGE_NONE is a magic value that tells us to check immutability. */
return kmap_atomic_prot(page, PAGE_NONE);
}
-EXPORT_SYMBOL(__kmap_atomic);
+EXPORT_SYMBOL(kmap_atomic);
void __kunmap_atomic(void *kvaddr)
{
diff --git a/arch/x86/include/asm/highmem.h b/arch/x86/include/asm/highmem.h
index 3bd0402..302a323 100644
--- a/arch/x86/include/asm/highmem.h
+++ b/arch/x86/include/asm/highmem.h
@@ -61,7 +61,7 @@ void *kmap(struct page *page);
void kunmap(struct page *page);
void *kmap_atomic_prot(struct page *page, pgprot_t prot);
-void *__kmap_atomic(struct page *page);
+void *kmap_atomic(struct page *page);
void __kunmap_atomic(void *kvaddr);
void *kmap_atomic_pfn(unsigned long pfn);
void *kmap_atomic_prot_pfn(unsigned long pfn, pgprot_t prot);
diff --git a/arch/x86/mm/highmem_32.c b/arch/x86/mm/highmem_32.c
index b499626..9f85499 100644
--- a/arch/x86/mm/highmem_32.c
+++ b/arch/x86/mm/highmem_32.c
@@ -50,11 +50,11 @@ void *kmap_atomic_prot(struct page *page, pgprot_t prot)
}
EXPORT_SYMBOL(kmap_atomic_prot);
-void *__kmap_atomic(struct page *page)
+void *kmap_atomic(struct page *page)
{
return kmap_atomic_prot(page, kmap_prot);
}
-EXPORT_SYMBOL(__kmap_atomic);
+EXPORT_SYMBOL(kmap_atomic);
/*
* This is the same as kmap_atomic() but can map memory that doesn't
diff --git a/include/linux/highmem.h b/include/linux/highmem.h
index 42ac049..9c1b442 100644
--- a/include/linux/highmem.h
+++ b/include/linux/highmem.h
@@ -55,12 +55,12 @@ static inline void kunmap(struct page *page)
{
}
-static inline void *__kmap_atomic(struct page *page)
+static inline void *kmap_atomic(struct page *page)
{
pagefault_disable();
return page_address(page);
}
-#define kmap_atomic_prot(page, prot) __kmap_atomic(page)
+#define kmap_atomic_prot(page, prot) kmap_atomic(page)
static inline void __kunmap_atomic(void *addr)
{
@@ -121,15 +121,10 @@ static inline void kmap_atomic_idx_pop(void)
#define NARG_(_2, _1, n, ...) n
#define NARG(...) NARG_(__VA_ARGS__, 2, 1, :)
-static inline void *kmap_atomic(struct page *page)
-{
- return __kmap_atomic(page);
-}
-
static inline void __deprecated *kmap_atomic_deprecated(struct page *page,
enum km_type km)
{
- return __kmap_atomic(page);
+ return kmap_atomic(page);
}
#define kmap_atomic1(...) kmap_atomic(__VA_ARGS__)
--
1.7.4.4
^ permalink raw reply related [flat|nested] 5+ messages in thread