This should work better in memory pressure.
Signed-off-by: Kirill Tkhai <[email protected]>
---
drivers/block/ploop/io_kaio.c | 2 +-
fs/aio.c | 6 ++++--
2 files changed, 5 insertions(+), 3 deletions(-)
diff --git a/drivers/block/ploop/io_kaio.c b/drivers/block/ploop/io_kaio.c
index 7ca3374cce3b..855c1c601eaa 100644
--- a/drivers/block/ploop/io_kaio.c
+++ b/drivers/block/ploop/io_kaio.c
@@ -810,7 +810,7 @@ kaio_sync_io(struct ploop_io * io, int op, struct page
**pages,
else
bvec = kmalloc(sizeof(*bvec) * nr_pages, GFP_NOIO);
if (!bvec) {
- kfree(iocb);
+ aio_kernel_free(iocb);
return -ENOMEM;
}
diff --git a/fs/aio.c b/fs/aio.c
index 96bebbfb5e58..e260710f8d91 100644
--- a/fs/aio.c
+++ b/fs/aio.c
@@ -1546,7 +1546,9 @@ static ssize_t aio_run_iocb(struct kiocb *req, bool
compat)
*/
struct kiocb *aio_kernel_alloc(gfp_t gfp)
{
- struct kiocb *iocb = kzalloc(sizeof(struct kiocb), gfp);
+ struct kiocb *iocb;
+
+ iocb = kmem_cache_alloc(kiocb_cachep, gfp);
if (iocb)
iocb->ki_ctx = (void *)-1;
return iocb;
@@ -1555,7 +1557,7 @@ EXPORT_SYMBOL_GPL(aio_kernel_alloc);
void aio_kernel_free(struct kiocb *iocb)
{
- kfree(iocb);
+ kmem_cache_free(kiocb_cachep, iocb);
}
EXPORT_SYMBOL_GPL(aio_kernel_free);
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