In certain rare cases, it can be nice to be able to check
if napi is enabled or not. Create an is_napi_enabled() call.
Signed-off-by: Linas Vepstas <[EMAIL PROTECTED]>
-------
Actually, I'm confused about whether I'd mailed this previously.
It might be a duplicate submission.
include/linux/netdevice.h | 11 +++++++++++
1 file changed, 11 insertions(+)
Index: linux-2.6.23-rc8-mm1/include/linux/netdevice.h
===================================================================
--- linux-2.6.23-rc8-mm1.orig/include/linux/netdevice.h 2007-11-09
17:36:51.000000000 -0600
+++ linux-2.6.23-rc8-mm1/include/linux/netdevice.h 2007-11-09
17:40:19.000000000 -0600
@@ -384,6 +384,17 @@ static inline void napi_enable(struct na
clear_bit(NAPI_STATE_SCHED, &n->state);
}
+/**
+ * is_napi_enabled - return non-zero if napi enabled
+ * @n: napi context
+ *
+ * Return true if napi is enabled.
+ */
+static inline bool is_napi_enabled(struct napi_struct *n)
+{
+ return !test_bit(NAPI_STATE_SCHED, &n->state);
+}
+
/*
* The DEVICE structure.
* Actually, this whole structure is a big mistake. It mixes I/O
-
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