Bluetooth: hci_event: Fix parsing of CIS Established Event

[platform/kernel/linux-starfive.git] / fs / eventfd.c

diff --git a/fs/eventfd.c b/fs/eventfd.c
index 95850a1..8aa36cd 100644 (file)
--- a/fs/eventfd.c
+++ b/fs/eventfd.c
@@ -33,17 +33,17 @@ struct eventfd_ctx {
        /*
         * Every time that a write(2) is performed on an eventfd, the
         * value of the __u64 being written is added to "count" and a
-        * wakeup is performed on "wqh". A read(2) will return the "count"
-        * value to userspace, and will reset "count" to zero. The kernel
-        * side eventfd_signal() also, adds to the "count" counter and
-        * issue a wakeup.
+        * wakeup is performed on "wqh". If EFD_SEMAPHORE flag was not
+        * specified, a read(2) will return the "count" value to userspace,
+        * and will reset "count" to zero. The kernel side eventfd_signal()
+        * also, adds to the "count" counter and issue a wakeup.
         */
        __u64 count;
        unsigned int flags;
        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;
 
@@ -301,6 +301,8 @@ static void eventfd_show_fdinfo(struct seq_file *m, struct file *f)
                   (unsigned long long)ctx->count);
        spin_unlock_irq(&ctx->wqh.lock);
        seq_printf(m, "eventfd-id: %d\n", ctx->id);
+       seq_printf(m, "eventfd-semaphore: %d\n",
+                  !!(ctx->flags & EFD_SEMAPHORE));
 }
 #endif