Update bionic kernel headers using update_all.py
Change-Id: I9c377436e9bf158e7236b3b7dcebf3e79fa961de
diff --git a/libc/kernel/common/linux/circ_buf.h b/libc/kernel/common/linux/circ_buf.h
index 438250c..262e163 100644
--- a/libc/kernel/common/linux/circ_buf.h
+++ b/libc/kernel/common/linux/circ_buf.h
@@ -7,23 +7,27 @@
*** structures, and macros generated from the original header, and thus,
*** contains no copyrightable information.
***
+ *** To edit the content of this header, modify the corresponding
+ *** source file (e.g. under external/kernel-headers/original/) then
+ *** run bionic/libc/kernel/tools/update_all.py
+ ***
+ *** Any manual change here will be lost the next time this script will
+ *** be run. You've been warned!
+ ***
****************************************************************************
****************************************************************************/
#ifndef _LINUX_CIRC_BUF_H
#define _LINUX_CIRC_BUF_H 1
-
struct circ_buf {
char *buf;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
int head;
int tail;
};
-
#define CIRC_CNT(head,tail,size) (((head) - (tail)) & ((size)-1))
-
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
#define CIRC_SPACE(head,tail,size) CIRC_CNT((tail),((head)+1),(size))
-
#define CIRC_CNT_TO_END(head,tail,size) ({int end = (size) - (tail); int n = ((head) + end) & ((size)-1); n < end ? n : end;})
-
#define CIRC_SPACE_TO_END(head,tail,size) ({int end = (size) - 1 - (head); int n = (end + (tail)) & ((size)-1); n <= end ? n : end+1;})
-
#endif
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */