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mm: optimize put_mems_allowed() usage
[platform/adaptation/renesas_rcar/renesas_kernel.git]
/
mm
/
filemap.c
diff --git
a/mm/filemap.c
b/mm/filemap.c
index
d56d3c1
..
068cd2a
100644
(file)
--- a/
mm/filemap.c
+++ b/
mm/filemap.c
@@
-520,10
+520,10
@@
struct page *__page_cache_alloc(gfp_t gfp)
if (cpuset_do_page_mem_spread()) {
unsigned int cpuset_mems_cookie;
do {
if (cpuset_do_page_mem_spread()) {
unsigned int cpuset_mems_cookie;
do {
- cpuset_mems_cookie =
get_mems_allowed
();
+ cpuset_mems_cookie =
read_mems_allowed_begin
();
n = cpuset_mem_spread_node();
page = alloc_pages_exact_node(n, gfp, 0);
n = cpuset_mem_spread_node();
page = alloc_pages_exact_node(n, gfp, 0);
- } while (!p
ut_mems_allowed(cpuset_mems_cookie) && !page
);
+ } while (!p
age && read_mems_allowed_retry(cpuset_mems_cookie)
);
return page;
}
return page;
}
@@
-2553,8
+2553,8
@@
ssize_t generic_file_aio_write(struct kiocb *iocb, const struct iovec *iov,
if (ret > 0) {
ssize_t err;
if (ret > 0) {
ssize_t err;
- err = generic_write_sync(file,
pos
, ret);
- if (err < 0
&& ret > 0
)
+ err = generic_write_sync(file,
iocb->ki_pos - ret
, ret);
+ if (err < 0)
ret = err;
}
return ret;
ret = err;
}
return ret;