2022-05-28 18:29:11

by Ke Liu

[permalink] [raw]
Subject: [PATCH] fs: eventfd: Directly use ida_alloc()/free()

Use ida_alloc()/ida_free() instead of deprecated
ida_simple_get()/ida_simple_remove() .

Signed-off-by: keliu <[email protected]>
---
fs/eventfd.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/eventfd.c b/fs/eventfd.c
index 3627dd7d25db..e17a2ea53da9 100644
--- a/fs/eventfd.c
+++ b/fs/eventfd.c
@@ -89,7 +89,7 @@ EXPORT_SYMBOL_GPL(eventfd_signal);
static void eventfd_free_ctx(struct eventfd_ctx *ctx)
{
if (ctx->id >= 0)
- ida_simple_remove(&eventfd_ida, ctx->id);
+ ida_free(&eventfd_ida, ctx->id);
kfree(ctx);
}

@@ -423,7 +423,7 @@ static int do_eventfd(unsigned int count, int flags)
init_waitqueue_head(&ctx->wqh);
ctx->count = count;
ctx->flags = flags;
- ctx->id = ida_simple_get(&eventfd_ida, 0, 0, GFP_KERNEL);
+ ctx->id = ida_alloc(&eventfd_ida, GFP_KERNEL);

flags &= EFD_SHARED_FCNTL_FLAGS;
flags |= O_RDWR;
--
2.25.1