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authorTejun Heo <tj@kernel.org>2010-02-02 14:38:15 +0900
committerTejun Heo <tj@kernel.org>2010-02-02 14:38:15 +0900
commitab386128f20c44c458a90039ab1bdc265ac474c9 (patch)
tree2ad188744922b1bb951fd10ff50dc04c83acce22 /arch/arm/include
parentdbfc196a3cc1a2514ad0737a82f764de23bd65e6 (diff)
parentab658321f32770b903a4426e2a6fae0392757755 (diff)
Merge branch 'master' into percpu
Diffstat (limited to 'arch/arm/include')
-rw-r--r--arch/arm/include/asm/cacheflush.h20
-rw-r--r--arch/arm/include/asm/cpu.h1
-rw-r--r--arch/arm/include/asm/dma.h4
-rw-r--r--arch/arm/include/asm/ptrace.h6
-rw-r--r--arch/arm/include/asm/unistd.h1
5 files changed, 27 insertions, 5 deletions
diff --git a/arch/arm/include/asm/cacheflush.h b/arch/arm/include/asm/cacheflush.h
index 730aefcfbee..c77d2fa1f6e 100644
--- a/arch/arm/include/asm/cacheflush.h
+++ b/arch/arm/include/asm/cacheflush.h
@@ -154,16 +154,16 @@
* Please note that the implementation of these, and the required
* effects are cache-type (VIVT/VIPT/PIPT) specific.
*
- * flush_cache_kern_all()
+ * flush_kern_all()
*
* Unconditionally clean and invalidate the entire cache.
*
- * flush_cache_user_mm(mm)
+ * flush_user_all()
*
* Clean and invalidate all user space cache entries
* before a change of page tables.
*
- * flush_cache_user_range(start, end, flags)
+ * flush_user_range(start, end, flags)
*
* Clean and invalidate a range of cache entries in the
* specified address space before a change of page tables.
@@ -179,6 +179,20 @@
* - start - virtual start address
* - end - virtual end address
*
+ * coherent_user_range(start, end)
+ *
+ * Ensure coherency between the Icache and the Dcache in the
+ * region described by start, end. If you have non-snooping
+ * Harvard caches, you need to implement this function.
+ * - start - virtual start address
+ * - end - virtual end address
+ *
+ * flush_kern_dcache_area(kaddr, size)
+ *
+ * Ensure that the data held in page is written back.
+ * - kaddr - page address
+ * - size - region size
+ *
* DMA Cache Coherency
* ===================
*
diff --git a/arch/arm/include/asm/cpu.h b/arch/arm/include/asm/cpu.h
index 634b2d7c612..793968173be 100644
--- a/arch/arm/include/asm/cpu.h
+++ b/arch/arm/include/asm/cpu.h
@@ -11,6 +11,7 @@
#define __ASM_ARM_CPU_H
#include <linux/percpu.h>
+#include <linux/cpu.h>
struct cpuinfo_arm {
struct cpu cpu;
diff --git a/arch/arm/include/asm/dma.h b/arch/arm/include/asm/dma.h
index 7edf3536df2..ca51143f97f 100644
--- a/arch/arm/include/asm/dma.h
+++ b/arch/arm/include/asm/dma.h
@@ -138,12 +138,12 @@ extern int get_dma_residue(unsigned int chan);
#define NO_DMA 255
#endif
+#endif /* CONFIG_ISA_DMA_API */
+
#ifdef CONFIG_PCI
extern int isa_dma_bridge_buggy;
#else
#define isa_dma_bridge_buggy (0)
#endif
-#endif /* CONFIG_ISA_DMA_API */
-
#endif /* __ASM_ARM_DMA_H */
diff --git a/arch/arm/include/asm/ptrace.h b/arch/arm/include/asm/ptrace.h
index bbecccda76d..eec6e897ceb 100644
--- a/arch/arm/include/asm/ptrace.h
+++ b/arch/arm/include/asm/ptrace.h
@@ -97,9 +97,15 @@
* stack during a system call. Note that sizeof(struct pt_regs)
* has to be a multiple of 8.
*/
+#ifndef __KERNEL__
struct pt_regs {
long uregs[18];
};
+#else /* __KERNEL__ */
+struct pt_regs {
+ unsigned long uregs[18];
+};
+#endif /* __KERNEL__ */
#define ARM_cpsr uregs[16]
#define ARM_pc uregs[15]
diff --git a/arch/arm/include/asm/unistd.h b/arch/arm/include/asm/unistd.h
index 4e506d09e5f..cf9cdaa2d4d 100644
--- a/arch/arm/include/asm/unistd.h
+++ b/arch/arm/include/asm/unistd.h
@@ -391,6 +391,7 @@
#define __NR_pwritev (__NR_SYSCALL_BASE+362)
#define __NR_rt_tgsigqueueinfo (__NR_SYSCALL_BASE+363)
#define __NR_perf_event_open (__NR_SYSCALL_BASE+364)
+#define __NR_recvmmsg (__NR_SYSCALL_BASE+365)
/*
* The following SWIs are ARM private.