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authorHelge Deller <deller@gmx.de>2016-03-23 16:00:46 +0100
committerHelge Deller <deller@gmx.de>2016-03-23 16:00:46 +0100
commit0de798584bdedfdad19db21e3c7aec84f252f4f3 (patch)
tree49d1d55f6dab37ee534952453b0e32c73316c7eb /arch/parisc/include
parentc95a23da2ea5328ba467ea1a57e2915b1fb19376 (diff)
downloadlinux-0de798584bdedfdad19db21e3c7aec84f252f4f3.tar.gz
parisc: Use generic extable search and sort routines
Switch to the generic extable search and sort routines which were introduced with commit a272858 from Ard Biesheuvel. This saves quite some memory in the vmlinux binary with the 64bit kernel. Signed-off-by: Helge Deller <deller@gmx.de>
Diffstat (limited to 'arch/parisc/include')
-rw-r--r--arch/parisc/include/asm/assembly.h2
-rw-r--r--arch/parisc/include/asm/uaccess.h7
2 files changed, 5 insertions, 4 deletions
diff --git a/arch/parisc/include/asm/assembly.h b/arch/parisc/include/asm/assembly.h
index b3069fd83468..60e6f07b7e32 100644
--- a/arch/parisc/include/asm/assembly.h
+++ b/arch/parisc/include/asm/assembly.h
@@ -523,7 +523,7 @@
*/
#define ASM_EXCEPTIONTABLE_ENTRY(fault_addr, except_addr) \
.section __ex_table,"aw" ! \
- ASM_ULONG_INSN fault_addr, except_addr ! \
+ .word (fault_addr - .), (except_addr - .) ! \
.previous
diff --git a/arch/parisc/include/asm/uaccess.h b/arch/parisc/include/asm/uaccess.h
index 0abdd4c607ed..d4dd6e58682c 100644
--- a/arch/parisc/include/asm/uaccess.h
+++ b/arch/parisc/include/asm/uaccess.h
@@ -60,14 +60,15 @@ static inline long access_ok(int type, const void __user * addr,
* use a 32bit (unsigned int) address here.
*/
+#define ARCH_HAS_RELATIVE_EXTABLE
struct exception_table_entry {
- unsigned long insn; /* address of insn that is allowed to fault. */
- unsigned long fixup; /* fixup routine */
+ int insn; /* relative address of insn that is allowed to fault. */
+ int fixup; /* relative address of fixup routine */
};
#define ASM_EXCEPTIONTABLE_ENTRY( fault_addr, except_addr )\
".section __ex_table,\"aw\"\n" \
- ASM_WORD_INSN #fault_addr ", " #except_addr "\n\t" \
+ ".word (" #fault_addr " - .), (" #except_addr " - .)\n\t" \
".previous\n"
/*