From 38f1755a3e59a3f88e33030f8e4ee0421de2f05a Mon Sep 17 00:00:00 2001
From: Min-Hua Chen <minhuadotchen@gmail.com>
Date: Fri, 12 May 2023 00:46:25 +0800
Subject: [PATCH] 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: Min-Hua Chen <minhuadotchen@gmail.com>
Message-Id: <20230511164628.336586-1-minhuadotchen@gmail.com>
Signed-off-by: Christian Brauner <brauner@kernel.org>
---
fs/eventfd.c | 2 +-
fs/eventpoll.c | 2 +-
include/linux/eventfd.h | 2 +-
3 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/fs/eventfd.c b/fs/eventfd.c
index 95850a13ce8d0..6c06a527747f2 100644
--- a/fs/eventfd.c
+++ b/fs/eventfd.c
@@ -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;
diff --git a/fs/eventpoll.c b/fs/eventpoll.c
index 980483455cc09..e0eabaae7402b 100644
--- a/fs/eventpoll.c
+++ b/fs/eventpoll.c
@@ -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);
}
diff --git a/include/linux/eventfd.h b/include/linux/eventfd.h
index 36a486505b081..98d31cdaca400 100644
--- a/include/linux/eventfd.h
+++ b/include/linux/eventfd.h
@@ -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);
--
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