On Fri, Dec 04, 2015 at 10:16:38AM -0600, Christoph Lameter wrote:
> On Fri, 4 Dec 2015, Geliang Tang wrote:
>
> > On Thu, Dec 03, 2015 at 08:53:21AM -0600, Christoph Lameter wrote:
> > > On Thu, 3 Dec 2015, Geliang Tang wrote:
> > >
> > > > while (nr_freed < tofree &&
On Fri, 4 Dec 2015, Geliang Tang wrote:
> On Thu, Dec 03, 2015 at 08:53:21AM -0600, Christoph Lameter wrote:
> > On Thu, 3 Dec 2015, Geliang Tang wrote:
> >
> > > while (nr_freed < tofree && !list_empty(>slabs_free)) {
> > >
> > > spin_lock_irq(>list_lock);
> > > - p =
On Thu, Dec 03, 2015 at 08:53:21AM -0600, Christoph Lameter wrote:
> On Thu, 3 Dec 2015, Geliang Tang wrote:
>
> > while (nr_freed < tofree && !list_empty(>slabs_free)) {
> >
> > spin_lock_irq(>list_lock);
> > - p = n->slabs_free.prev;
> > - if (p ==
On Thu, Dec 03, 2015 at 08:53:21AM -0600, Christoph Lameter wrote:
> On Thu, 3 Dec 2015, Geliang Tang wrote:
>
> > while (nr_freed < tofree && !list_empty(>slabs_free)) {
> >
> > spin_lock_irq(>list_lock);
> > - p = n->slabs_free.prev;
> > - if (p ==
On Fri, 4 Dec 2015, Geliang Tang wrote:
> On Thu, Dec 03, 2015 at 08:53:21AM -0600, Christoph Lameter wrote:
> > On Thu, 3 Dec 2015, Geliang Tang wrote:
> >
> > > while (nr_freed < tofree && !list_empty(>slabs_free)) {
> > >
> > > spin_lock_irq(>list_lock);
> > > - p =
On Fri, Dec 04, 2015 at 10:16:38AM -0600, Christoph Lameter wrote:
> On Fri, 4 Dec 2015, Geliang Tang wrote:
>
> > On Thu, Dec 03, 2015 at 08:53:21AM -0600, Christoph Lameter wrote:
> > > On Thu, 3 Dec 2015, Geliang Tang wrote:
> > >
> > > > while (nr_freed < tofree &&
On Thu, 3 Dec 2015, Geliang Tang wrote:
> while (nr_freed < tofree && !list_empty(>slabs_free)) {
>
> spin_lock_irq(>list_lock);
> - p = n->slabs_free.prev;
> - if (p == >slabs_free) {
> + if (list_empty_careful(>slabs_free)) {
We have
To make the intention clearer, use list_empty_careful and list_last_entry
in drain_freelist().
Signed-off-by: Geliang Tang
---
mm/slab.c | 6 ++
1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/mm/slab.c b/mm/slab.c
index 5d5aa3b..925921e 100644
--- a/mm/slab.c
+++ b/mm/slab.c
To make the intention clearer, use list_empty_careful and list_last_entry
in drain_freelist().
Signed-off-by: Geliang Tang
---
mm/slab.c | 6 ++
1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/mm/slab.c b/mm/slab.c
index 5d5aa3b..925921e 100644
---
On Thu, 3 Dec 2015, Geliang Tang wrote:
> while (nr_freed < tofree && !list_empty(>slabs_free)) {
>
> spin_lock_irq(>list_lock);
> - p = n->slabs_free.prev;
> - if (p == >slabs_free) {
> + if (list_empty_careful(>slabs_free)) {
We have
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