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authorMichal Marek <mmarek@suse.cz>2010-10-27 18:15:57 -0400
committerMichal Marek <mmarek@suse.cz>2010-10-27 18:15:57 -0400
commitb74b953b998bcc2db91b694446f3a2619ec32de6 (patch)
tree6ce24caabd730f6ae9287ed0676ec32e6ff31e9d /include/linux/blktrace_api.h
parentabb438526201c6a79949ad45375c051b6681c253 (diff)
parentf6f94e2ab1b33f0082ac22d71f66385a60d8157f (diff)
Merge commit 'v2.6.36' into kbuild/misc
Update to be able to fix a recent change to scripts/basic/docproc.c (commit eda603f).
Diffstat (limited to 'include/linux/blktrace_api.h')
-rw-r--r--include/linux/blktrace_api.h22
1 files changed, 19 insertions, 3 deletions
diff --git a/include/linux/blktrace_api.h b/include/linux/blktrace_api.h
index 3b73b9992b26..3395cf7130f5 100644
--- a/include/linux/blktrace_api.h
+++ b/include/linux/blktrace_api.h
@@ -5,6 +5,7 @@
5#ifdef __KERNEL__ 5#ifdef __KERNEL__
6#include <linux/blkdev.h> 6#include <linux/blkdev.h>
7#include <linux/relay.h> 7#include <linux/relay.h>
8#include <linux/compat.h>
8#endif 9#endif
9 10
10/* 11/*
@@ -150,8 +151,8 @@ struct blk_user_trace_setup {
150struct blk_trace { 151struct blk_trace {
151 int trace_state; 152 int trace_state;
152 struct rchan *rchan; 153 struct rchan *rchan;
153 unsigned long *sequence; 154 unsigned long __percpu *sequence;
154 unsigned char *msg_data; 155 unsigned char __percpu *msg_data;
155 u16 act_mask; 156 u16 act_mask;
156 u64 start_lba; 157 u64 start_lba;
157 u64 end_lba; 158 u64 end_lba;
@@ -220,11 +221,26 @@ static inline int blk_trace_init_sysfs(struct device *dev)
220 221
221#endif /* CONFIG_BLK_DEV_IO_TRACE */ 222#endif /* CONFIG_BLK_DEV_IO_TRACE */
222 223
224#ifdef CONFIG_COMPAT
225
226struct compat_blk_user_trace_setup {
227 char name[32];
228 u16 act_mask;
229 u32 buf_size;
230 u32 buf_nr;
231 compat_u64 start_lba;
232 compat_u64 end_lba;
233 u32 pid;
234};
235#define BLKTRACESETUP32 _IOWR(0x12, 115, struct compat_blk_user_trace_setup)
236
237#endif
238
223#if defined(CONFIG_EVENT_TRACING) && defined(CONFIG_BLOCK) 239#if defined(CONFIG_EVENT_TRACING) && defined(CONFIG_BLOCK)
224 240
225static inline int blk_cmd_buf_len(struct request *rq) 241static inline int blk_cmd_buf_len(struct request *rq)
226{ 242{
227 return blk_pc_request(rq) ? rq->cmd_len * 3 : 1; 243 return (rq->cmd_type == REQ_TYPE_BLOCK_PC) ? rq->cmd_len * 3 : 1;
228} 244}
229 245
230extern void blk_dump_cmd(char *buf, struct request *rq); 246extern void blk_dump_cmd(char *buf, struct request *rq);