Commit 38f1755a authored by Min-Hua Chen's avatar Min-Hua Chen Committed by Christian Brauner
Browse files

fs: use correct __poll_t type 



Fix the following sparse warnings by using __poll_t instead
of unsigned type.

fs/eventpoll.c:541:9: sparse: warning: restricted __poll_t degrades to integer
fs/eventfd.c:67:17: sparse: warning: restricted __poll_t degrades to integer

Signed-off-by: default avatarMin-Hua Chen <minhuadotchen@gmail.com>
Message-Id: <20230511164628.336586-1-minhuadotchen@gmail.com>
Signed-off-by: default avatarChristian Brauner <brauner@kernel.org>
parent f1fcbaa1

fs/eventfd.c

+1 −1
Original line number Diff line number Diff line
@@ -43,7 +43,7 @@ struct eventfd_ctx { 
	int id;

};



__u64 eventfd_signal_mask(struct eventfd_ctx *ctx, __u64 n, unsigned mask)

__u64 eventfd_signal_mask(struct eventfd_ctx *ctx, __u64 n, __poll_t mask)

{

	unsigned long flags;

fs/eventpoll.c

+1 −1
Original line number Diff line number Diff line
@@ -536,7 +536,7 @@ static void ep_poll_safewake(struct eventpoll *ep, struct epitem *epi, 
#else



static void ep_poll_safewake(struct eventpoll *ep, struct epitem *epi,

			     unsigned pollflags)

			     __poll_t pollflags)

{

	wake_up_poll(&ep->poll_wait, EPOLLIN | pollflags);

}

include/linux/eventfd.h

+1 −1
Original line number Diff line number Diff line
@@ -40,7 +40,7 @@ struct file *eventfd_fget(int fd); 
struct eventfd_ctx *eventfd_ctx_fdget(int fd);

struct eventfd_ctx *eventfd_ctx_fileget(struct file *file);

__u64 eventfd_signal(struct eventfd_ctx *ctx, __u64 n);

__u64 eventfd_signal_mask(struct eventfd_ctx *ctx, __u64 n, unsigned mask);

__u64 eventfd_signal_mask(struct eventfd_ctx *ctx, __u64 n, __poll_t mask);

int eventfd_ctx_remove_wait_queue(struct eventfd_ctx *ctx, wait_queue_entry_t *wait,

				  __u64 *cnt);

void eventfd_ctx_do_read(struct eventfd_ctx *ctx, __u64 *cnt);