lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Thumb-2: Add some .align statements to the .S files

Browse Source 
Since the Thumb-2 instructions can be 16-bit wide, data in the .text
sections may not be aligned to a 32-bit word and this leads to unaligned
exceptions. This patch does not affect the ARM code generation.

Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
This commit is contained in:
Catalin Marinas
2009-07-24 12:32:52 +01:00
parent 4be3bd7849
commit 88987ef91b
5 changed files with 13 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
arch/arm/kernel/head-common.S
View File

@@ -14,6 +14,7 @@
#define ATAG_CORE 0x54410001
#define ATAG_CORE_SIZE ((2*4 + 3*4) >> 2)
.align 2
.type __switch_data, %object
__switch_data:
.long __mmap_switched
@@ -185,6 +186,7 @@ ENDPROC(lookup_processor_type)
* Look in <asm/procinfo.h> and arch/arm/kernel/arch.[ch] for
* more information about the __proc_info and __arch_info structures.
*/
.align 2
.long __proc_info_begin
.long __proc_info_end
3: .long .