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eventfd: simplify eventfd_signal()

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Ever since the eventfd type was introduced back in 2007 in commit
e1ad7468c7 ("signal/timer/event: eventfd core") the eventfd_signal()
function only ever passed 1 as a value for @n. There's no point in
keeping that additional argument.

Link: https://lore.kernel.org/r/20231122-vfs-eventfd-signal-v2-2-bd549b14ce0c@kernel.org
Acked-by: Xu Yilun <yilun.xu@intel.com>
Acked-by: Andrew Donnellan <ajd@linux.ibm.com> # ocxl
Acked-by: Eric Farman <farman@linux.ibm.com>  # s390
Reviewed-by: Jan Kara <jack@suse.cz>
Reviewed-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Christian Brauner <brauner@kernel.org>
This commit is contained in:
Christian Brauner
2023-11-22 13:48:23 +01:00
parent 8588487192
commit 3652117f85
30 changed files with 61 additions and 64 deletions
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4
samples/vfio-mdev/mtty.c
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@@ -234,10 +234,10 @@ static void mtty_trigger_interrupt(struct mdev_state *mdev_state)
if (is_msi(mdev_state)) {
if (mdev_state->msi_evtfd)
eventfd_signal(mdev_state->msi_evtfd, 1);
eventfd_signal(mdev_state->msi_evtfd);
} else if (is_intx(mdev_state)) {
if (mdev_state->intx_evtfd && !mdev_state->intx_mask) {
eventfd_signal(mdev_state->intx_evtfd, 1);
eventfd_signal(mdev_state->intx_evtfd);
mdev_state->intx_mask = true;
}
}