[PATCH 13/17] fs/select: replace __get_free_page() with kmalloc()
"Mike Rapoport (Microsoft)" <[email protected]> Sat, 23 May 2026 20:54:25 +0300
| Newsgroups | org.kernel.vger.linux-nilfs,dev.linux.lists.ocfs2-devel,org.kernel.vger.linux-ext4,org.kernel.vger.linux-fsdevel,org.kernel.vger.linux-kernel,org.kernel.vger.linux-nfs,org.kvack.linux-mm |
|---|---|
| Message-ID | <[email protected]> |
poll_get_entry() allocates new memory for poll_table entries using __get_free_page(). kmalloc() is a better API for such use and it also provides better scalability and more debugging possibilities. Replace use of __get_free_page() with kmalloc(). Signed-off-by: Mike Rapoport (Microsoft) <[email protected]> --- fs/select.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/fs/select.c b/fs/select.c index 75978b18f48f..6fa63e48cdee 100644 --- a/fs/select.c +++ b/fs/select.c @@ -150,7 +150,7 @@ void poll_freewait(struct poll_wqueues *pwq) } while (entry > p->entries); old = p; p = p->next; - free_page((unsigned long) old); + kfree(old); } } EXPORT_SYMBOL(poll_freewait); @@ -165,7 +165,7 @@ static struct poll_table_entry *poll_get_entry(struct poll_wqueues *p) if (!table || POLL_TABLE_FULL(table)) { struct poll_table_page *new_table; - new_table = (struct poll_table_page *) __get_free_page(GFP_KERNEL); + new_table = kmalloc(PAGE_SIZE, GFP_KERNEL); if (!new_table) { p->error = -ENOMEM; return NULL; -- 2.53.0