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authorOleg Nesterov <oleg@redhat.com>2012-10-28 18:14:14 +0100
committerOleg Nesterov <oleg@redhat.com>2012-11-03 17:15:13 +0100
commit19f5ee2716373519fda2129e9333f4c3847aa742 (patch)
tree18e1fae94b4c411545e8958f67a91d7eba81fc82 /kernel/events
parent4dc316c64594d1a5ef2d61fba5ae0fe7fe18cdca (diff)
uprobes: Kill arch_uprobe_enable/disable_step() hooks
Kill arch_uprobe_enable/disable_step() hooks, they do nothing and nobody needs them. Signed-off-by: Oleg Nesterov <oleg@redhat.com> Acked-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Diffstat (limited to 'kernel/events')
-rw-r--r--kernel/events/uprobes.c10
1 files changed, 0 insertions, 10 deletions
diff --git a/kernel/events/uprobes.c b/kernel/events/uprobes.c
index abbfd8440a6d..39c75cc51efc 100644
--- a/kernel/events/uprobes.c
+++ b/kernel/events/uprobes.c
@@ -1430,14 +1430,6 @@ static struct uprobe *find_active_uprobe(unsigned long bp_vaddr, int *is_swbp)
return uprobe;
}
-void __weak arch_uprobe_enable_step(struct arch_uprobe *arch)
-{
-}
-
-void __weak arch_uprobe_disable_step(struct arch_uprobe *arch)
-{
-}
-
/*
* Run handler and ask thread to singlestep.
* Ensure all non-fatal signals cannot interrupt thread while it singlesteps.
@@ -1491,7 +1483,6 @@ static void handle_swbp(struct pt_regs *regs)
goto out;
if (!pre_ssout(uprobe, regs, bp_vaddr)) {
- arch_uprobe_enable_step(&uprobe->arch);
utask->active_uprobe = uprobe;
utask->state = UTASK_SSTEP;
return;
@@ -1523,7 +1514,6 @@ static void handle_singlestep(struct uprobe_task *utask, struct pt_regs *regs)
else
WARN_ON_ONCE(1);
- arch_uprobe_disable_step(&uprobe->arch);
put_uprobe(uprobe);
utask->active_uprobe = NULL;
utask->state = UTASK_RUNNING;