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authorLinus Torvalds <torvalds@linux-foundation.org>2010-01-08 14:04:20 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2010-01-08 14:04:20 -0800
commit9993b364d2c42acc2949ddbc6371405e17829e32 (patch)
treeb9eb8126c46f08cf09d513f77a48a53e941b7a92 /mm
parent82062e7b50280bcf0feca70ac35a44f375602976 (diff)
parentb11e1eca7ed9c0b5dab21a62c11acc711d9bdda0 (diff)
Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jwessel/linux-2.6-kgdb
* 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jwessel/linux-2.6-kgdb: kgdb: Fix kernel-doc format error in kgdb.h blackfin,kgdb: Do not put PC in gdb_regs into retx. blackfin,kgdb,probe_kernel: Cleanup probe_kernel_read/write maccess,probe_kernel: Allow arch specific override probe_kernel_(read|write)
Diffstat (limited to 'mm')
-rw-r--r--mm/maccess.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/mm/maccess.c b/mm/maccess.c
index 9073695ff25..4e348dbaecd 100644
--- a/mm/maccess.c
+++ b/mm/maccess.c
@@ -14,7 +14,11 @@
* Safely read from address @src to the buffer at @dst. If a kernel fault
* happens, handle that and return -EFAULT.
*/
-long probe_kernel_read(void *dst, void *src, size_t size)
+
+long __weak probe_kernel_read(void *dst, void *src, size_t size)
+ __attribute__((alias("__probe_kernel_read")));
+
+long __probe_kernel_read(void *dst, void *src, size_t size)
{
long ret;
mm_segment_t old_fs = get_fs();
@@ -39,7 +43,10 @@ EXPORT_SYMBOL_GPL(probe_kernel_read);
* Safely write to address @dst from the buffer at @src. If a kernel fault
* happens, handle that and return -EFAULT.
*/
-long notrace __weak probe_kernel_write(void *dst, void *src, size_t size)
+long __weak probe_kernel_write(void *dst, void *src, size_t size)
+ __attribute__((alias("__probe_kernel_write")));
+
+long __probe_kernel_write(void *dst, void *src, size_t size)
{
long ret;
mm_segment_t old_fs = get_fs();