diff options
author | Paul Mundt | 2011-02-15 16:48:28 +0900 |
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committer | Paul Mundt | 2011-02-15 16:48:28 +0900 |
commit | 18e9550273b8a4d28044202f51cb2c3c9254d7c6 (patch) | |
tree | a162ad088c712bd6dc35c7013cd30999731823c2 /arch/sh | |
parent | 17292ecc07857bb16737c340dda289ab9d219e05 (diff) | |
parent | d4f7e513234019a005c4d33477189f2a4e53bb9c (diff) |
Merge branch 'sh/st-integration' into sh-latest
Diffstat (limited to 'arch/sh')
-rw-r--r-- | arch/sh/boot/compressed/Makefile | 2 | ||||
-rw-r--r-- | arch/sh/include/asm/sections.h | 2 | ||||
-rw-r--r-- | arch/sh/lib/delay.c | 10 | ||||
-rw-r--r-- | arch/sh/mm/Makefile | 2 | ||||
-rw-r--r-- | arch/sh/mm/cache.c | 3 |
5 files changed, 17 insertions, 2 deletions
diff --git a/arch/sh/boot/compressed/Makefile b/arch/sh/boot/compressed/Makefile index e0b0293bae63..780e083e4d17 100644 --- a/arch/sh/boot/compressed/Makefile +++ b/arch/sh/boot/compressed/Makefile @@ -11,6 +11,8 @@ targets := vmlinux vmlinux.bin vmlinux.bin.gz \ OBJECTS = $(obj)/head_$(BITS).o $(obj)/misc.o $(obj)/cache.o +GCOV_PROFILE := n + # # IMAGE_OFFSET is the load offset of the compression loader # diff --git a/arch/sh/include/asm/sections.h b/arch/sh/include/asm/sections.h index a78701da775b..4a5350037c8f 100644 --- a/arch/sh/include/asm/sections.h +++ b/arch/sh/include/asm/sections.h @@ -3,7 +3,7 @@ #include <asm-generic/sections.h> -extern void __nosave_begin, __nosave_end; +extern long __nosave_begin, __nosave_end; extern long __machvec_start, __machvec_end; extern char __uncached_start, __uncached_end; extern char _ebss[]; diff --git a/arch/sh/lib/delay.c b/arch/sh/lib/delay.c index faa8f86c0db4..0901b2f14e15 100644 --- a/arch/sh/lib/delay.c +++ b/arch/sh/lib/delay.c @@ -10,6 +10,16 @@ void __delay(unsigned long loops) { __asm__ __volatile__( + /* + * ST40-300 appears to have an issue with this code, + * normally taking two cycles each loop, as with all + * other SH variants. If however the branch and the + * delay slot straddle an 8 byte boundary, this increases + * to 3 cycles. + * This align directive ensures this doesn't occur. + */ + ".balign 8\n\t" + "tst %0, %0\n\t" "1:\t" "bf/s 1b\n\t" diff --git a/arch/sh/mm/Makefile b/arch/sh/mm/Makefile index 150aa326afff..2228c8cee4d6 100644 --- a/arch/sh/mm/Makefile +++ b/arch/sh/mm/Makefile @@ -42,6 +42,8 @@ obj-$(CONFIG_IOREMAP_FIXED) += ioremap_fixed.o obj-$(CONFIG_UNCACHED_MAPPING) += uncached.o obj-$(CONFIG_HAVE_SRAM_POOL) += sram.o +GCOV_PROFILE_pmb.o := n + # Special flags for fault_64.o. This puts restrictions on the number of # caller-save registers that the compiler can target when building this file. # This is required because the code is called from a context in entry.S where diff --git a/arch/sh/mm/cache.c b/arch/sh/mm/cache.c index 88d3dc3d30d5..5a580ea04429 100644 --- a/arch/sh/mm/cache.c +++ b/arch/sh/mm/cache.c @@ -108,7 +108,8 @@ void copy_user_highpage(struct page *to, struct page *from, kunmap_atomic(vfrom, KM_USER0); } - if (pages_do_alias((unsigned long)vto, vaddr & PAGE_MASK)) + if (pages_do_alias((unsigned long)vto, vaddr & PAGE_MASK) || + (vma->vm_flags & VM_EXEC)) __flush_purge_region(vto, PAGE_SIZE); kunmap_atomic(vto, KM_USER1); |