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authorThomas Gleixner <tglx@linutronix.de>2024-09-02 11:56:59 +0200
committerThomas Gleixner <tglx@linutronix.de>2024-09-02 11:56:59 +0200
commit342123d6913c62be17e5ca1bb325758c5fd0db34 (patch)
tree44a9a8aa6910907014bca41bc6272aa27d0e9b50 /drivers/android/binder.c
parent5916be8a53de6401871bdd953f6c60237b47d6d3 (diff)
parent3d5c2f8e75a55cfb11a85086c71996af0354a1fb (diff)
Merge tag 'timers-v6.11-rc7' of https://git.linaro.org/people/daniel.lezcano/linux into timers/urgent
Pull clocksource driver fixes from Daniel Lezcano: - Remove percpu irq related code in the timer-of initialization routine as it is broken but also unused (Daniel Lezcano) - Fix return -ETIME when delta exceeds INT_MAX and the next event not taking effect sometimes (Jacky Bai) Link: https://lore.kernel.org/all/d0e93dbd-b796-4726-b38c-089b685591c9@linaro.org
Diffstat (limited to 'drivers/android/binder.c')
-rw-r--r--drivers/android/binder.c15
1 files changed, 6 insertions, 9 deletions
diff --git a/drivers/android/binder.c b/drivers/android/binder.c
index f26286e3713e..905290c98c3c 100644
--- a/drivers/android/binder.c
+++ b/drivers/android/binder.c
@@ -1044,13 +1044,13 @@ static struct binder_ref *binder_get_ref_olocked(struct binder_proc *proc,
}
/* Find the smallest unused descriptor the "slow way" */
-static u32 slow_desc_lookup_olocked(struct binder_proc *proc)
+static u32 slow_desc_lookup_olocked(struct binder_proc *proc, u32 offset)
{
struct binder_ref *ref;
struct rb_node *n;
u32 desc;
- desc = 1;
+ desc = offset;
for (n = rb_first(&proc->refs_by_desc); n; n = rb_next(n)) {
ref = rb_entry(n, struct binder_ref, rb_node_desc);
if (ref->data.desc > desc)
@@ -1071,21 +1071,18 @@ static int get_ref_desc_olocked(struct binder_proc *proc,
u32 *desc)
{
struct dbitmap *dmap = &proc->dmap;
+ unsigned int nbits, offset;
unsigned long *new, bit;
- unsigned int nbits;
/* 0 is reserved for the context manager */
- if (node == proc->context->binder_context_mgr_node) {
- *desc = 0;
- return 0;
- }
+ offset = (node == proc->context->binder_context_mgr_node) ? 0 : 1;
if (!dbitmap_enabled(dmap)) {
- *desc = slow_desc_lookup_olocked(proc);
+ *desc = slow_desc_lookup_olocked(proc, offset);
return 0;
}
- if (dbitmap_acquire_first_zero_bit(dmap, &bit) == 0) {
+ if (dbitmap_acquire_next_zero_bit(dmap, offset, &bit) == 0) {
*desc = bit;
return 0;
}