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authorChristoph Hellwig <hch@lst.de>2007-05-08 00:34:11 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-05-08 11:15:19 -0700
commitb0bb501651b467096723dcfcf4565d910a2aadf8 (patch)
treeed7a6fef07dc5a942f04d403dbe0466301688306
parent41ac8df9d5b731a4dd8f1f4e5a9de6ef8768383d (diff)
kprobes: use hlist_for_each_entry
Signed-off-by: Christoph Hellwig <hch@lst.de> Cc: Prasanna S Panchamukhi <prasanna@in.ibm.com> Cc: Ananth N Mavinakayanahalli <ananth@in.ibm.com> Cc: Anil S Keshavamurthy <anil.s.keshavamurthy@intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--kernel/kprobes.c9
1 files changed, 3 insertions, 6 deletions
diff --git a/kernel/kprobes.c b/kernel/kprobes.c
index bee29bde6adf..993452324a1f 100644
--- a/kernel/kprobes.c
+++ b/kernel/kprobes.c
@@ -134,8 +134,7 @@ kprobe_opcode_t __kprobes *get_insn_slot(void)
struct hlist_node *pos;
retry:
- hlist_for_each(pos, &kprobe_insn_pages) {
- kip = hlist_entry(pos, struct kprobe_insn_page, hlist);
+ hlist_for_each_entry(kip, pos, &kprobe_insn_pages, hlist) {
if (kip->nused < INSNS_PER_PAGE) {
int i;
for (i = 0; i < INSNS_PER_PAGE; i++) {
@@ -214,9 +213,8 @@ static int __kprobes collect_garbage_slots(void)
if (check_safety() != 0)
return -EAGAIN;
- hlist_for_each_safe(pos, next, &kprobe_insn_pages) {
+ hlist_for_each_entry_safe(kip, pos, next, &kprobe_insn_pages, hlist) {
int i;
- kip = hlist_entry(pos, struct kprobe_insn_page, hlist);
if (kip->ngarbage == 0)
continue;
kip->ngarbage = 0; /* we will collect all garbages */
@@ -235,8 +233,7 @@ void __kprobes free_insn_slot(kprobe_opcode_t * slot, int dirty)
struct kprobe_insn_page *kip;
struct hlist_node *pos;
- hlist_for_each(pos, &kprobe_insn_pages) {
- kip = hlist_entry(pos, struct kprobe_insn_page, hlist);
+ hlist_for_each_entry(kip, pos, &kprobe_insn_pages, hlist) {
if (kip->insns <= slot &&
slot < kip->insns + (INSNS_PER_PAGE * MAX_INSN_SIZE)) {
int i = (slot - kip->insns) / MAX_INSN_SIZE;