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eventfd: export eventfd_signal and eventfd_fget for lguest

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lguest wants to attach eventfds to guest notifications, and lguest is
usually a module.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
To: Davide Libenzi <davidel@xmailserver.org>
This commit is contained in:
Rusty Russell
2009-06-12 22:27:09 -06:00
parent 9f155a9b3d
commit 5718607bb6
1 changed files with 3 additions and 0 deletions
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3
fs/eventfd.c
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@@ -16,6 +16,7 @@
#include <linux/anon_inodes.h> #include <linux/anon_inodes.h>
#include <linux/eventfd.h> #include <linux/eventfd.h>
#include <linux/syscalls.h> #include <linux/syscalls.h>
#include <linux/module.h>
struct eventfd_ctx { struct eventfd_ctx {
wait_queue_head_t wqh; wait_queue_head_t wqh;
@@ -56,6 +57,7 @@ int eventfd_signal(struct file *file, int n)
return n; return n;
} }
EXPORT_SYMBOL_GPL(eventfd_signal);
static int eventfd_release(struct inode *inode, struct file *file) static int eventfd_release(struct inode *inode, struct file *file)
{ {
@@ -197,6 +199,7 @@ struct file *eventfd_fget(int fd)
return file; return file;
} }
EXPORT_SYMBOL_GPL(eventfd_fget);
SYSCALL_DEFINE2(eventfd2, unsigned int, count, int, flags) SYSCALL_DEFINE2(eventfd2, unsigned int, count, int, flags)
{ {