[PATCH v13 02/13] eventfd: Export eventfd_wake_count to modules
From: Xie Yongji <hidden>
Date: 2021-08-31 10:37:40
Also in:
kvm, linux-fsdevel, linux-iommu, lkml
Subsystem:
filesystems (vfs and infrastructure), the rest · Maintainers:
Alexander Viro, Christian Brauner, Linus Torvalds
Export eventfd_wake_count so that some modules can use the eventfd_signal_count() to check whether the eventfd_signal() call should be deferred to a safe context. Signed-off-by: Xie Yongji <redacted> --- fs/eventfd.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/fs/eventfd.c b/fs/eventfd.c
index e265b6dd4f34..1b3130b8d6c1 100644
--- a/fs/eventfd.c
+++ b/fs/eventfd.c@@ -26,6 +26,7 @@ #include <linux/uio.h> DEFINE_PER_CPU(int, eventfd_wake_count); +EXPORT_PER_CPU_SYMBOL_GPL(eventfd_wake_count); static DEFINE_IDA(eventfd_ida);
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2.11.0