X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=include%2Flinux%2Faio_abi.h;h=9e017293131542df17e57917e11d9809e6f4e49a;hb=2fff58fce14701e27d5e8a50fa73caef9a6907f5;hp=e3ca0a485cc646d171c7d1e5de1736b962908cdd;hpb=708e16892e1646594a29eaa7ac7b209b600b9fd2;p=linux-2.6

diff --git a/include/linux/aio_abi.h b/include/linux/aio_abi.h
index e3ca0a485c..9e01729313 100644
--- a/include/linux/aio_abi.h
+++ b/include/linux/aio_abi.h
@@ -45,6 +45,14 @@ enum {
 	IOCB_CMD_PWRITEV = 8,
 };
 
+/*
+ * Valid flags for the "aio_flags" member of the "struct iocb".
+ *
+ * IOCB_FLAG_RESFD - Set if the "aio_resfd" member of the "struct iocb"
+ *                   is valid.
+ */
+#define IOCB_FLAG_RESFD		(1 << 0)
+
 /* read() from /dev/aio returns these structures. */
 struct io_event {
 	__u64		data;		/* the data field from the iocb */
@@ -84,7 +92,15 @@ struct iocb {
 
 	/* extra parameters */
 	__u64	aio_reserved2;	/* TODO: use this for a (struct sigevent *) */
-	__u64	aio_reserved3;
+
+	/* flags for the "struct iocb" */
+	__u32	aio_flags;
+
+	/*
+	 * if the IOCB_FLAG_RESFD flag of "aio_flags" is set, this is an
+	 * eventfd to signal AIO readiness to
+	 */
+	__u32	aio_resfd;
 }; /* 64 bytes */
 
 #undef IFBIG