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raspberrypi-kernel
提交 d683bcd3 编写于 作者: S Steve French
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smb3: add additional ftrace entry points for entry/exit to cifs.ko 

Signed-off-by: NSteve French <smfrench@gmail.com>
上级 cfe89091
隐藏空白更改
内联 并排
Showing with 85 addition and 35 deletion
fs/cifs/cifsproto.h
浏览文件 @ d683bcd3
......@@ -21,6 +21,7 @@
#ifndef _CIFSPROTO_H
#define _CIFSPROTO_H
#include <linux/nls.h>
#include "trace.h"
struct statfs;
struct smb_vol;
......@@ -47,6 +48,7 @@ extern void _free_xid(unsigned int);
cifs_dbg(FYI, "CIFS VFS: in %s as Xid: %u with uid: %d\n", \
__func__, __xid, \
from_kuid(&init_user_ns, current_fsuid())); \
trace_smb3_enter(__xid, __func__); \
__xid; \
})
......@@ -54,7 +56,11 @@ extern void _free_xid(unsigned int);
do { \
_free_xid(curr_xid); \
cifs_dbg(FYI, "CIFS VFS: leaving %s (xid = %u) rc = %d\n", \
__func__, curr_xid, (int)rc); \
__func__, curr_xid, (int)rc); \
if (rc) \
trace_smb3_exit_err(curr_xid, __func__, (int)rc); \
else \
trace_smb3_exit_done(curr_xid, __func__); \
} while (0)
extern int init_cifs_idmap(void);
extern void exit_cifs_idmap(void);
......
fs/cifs/smb2maperror.c
浏览文件 @ d683bcd3
......@@ -2457,9 +2457,8 @@ map_smb2_to_linux_error(char *buf, bool log_err)
__le32 smb2err = shdr->Status;
if (smb2err == 0) {
trace_smb3_cmd_done(le32_to_cpu(shdr->ProcessId), shdr->TreeId,
shdr->SessionId, le16_to_cpu(shdr->Command),
le64_to_cpu(shdr->MessageId));
trace_smb3_cmd_done(shdr->TreeId, shdr->SessionId,
le16_to_cpu(shdr->Command), le64_to_cpu(shdr->MessageId));
return 0;
}
......@@ -2483,8 +2482,8 @@ map_smb2_to_linux_error(char *buf, bool log_err)
cifs_dbg(FYI, "Mapping SMB2 status code 0x%08x to POSIX err %d\n",
__le32_to_cpu(smb2err), rc);
trace_smb3_cmd_err(le32_to_cpu(shdr->ProcessId), shdr->TreeId,
shdr->SessionId, le16_to_cpu(shdr->Command),
trace_smb3_cmd_err(shdr->TreeId, shdr->SessionId,
le16_to_cpu(shdr->Command),
le64_to_cpu(shdr->MessageId), le32_to_cpu(smb2err), rc);
return rc;
}
fs/cifs/trace.h
浏览文件 @ d683bcd3
......@@ -50,8 +50,8 @@ DECLARE_EVENT_CLASS(smb3_rw_err_class,
__entry->len = len;
__entry->rc = rc;
),
TP_printk("xid=%u fid=0x%llx tid=0x%x sid=0x%llx offset=0x%llx len=0x%x rc=%d",
__entry->xid, __entry->fid, __entry->tid, __entry->sesid,
TP_printk("\txid=%u sid=0x%llx tid=0x%x fid=0x%llx offset=0x%llx len=0x%x rc=%d",
__entry->xid, __entry->sesid, __entry->tid, __entry->fid,
__entry->offset, __entry->len, __entry->rc)
)
......@@ -95,8 +95,8 @@ DECLARE_EVENT_CLASS(smb3_rw_done_class,
__entry->offset = offset;
__entry->len = len;
),
TP_printk("xid=%u fid=0x%llx tid=0x%x sid=0x%llx offset=0x%llx len=0x%x",
__entry->xid, __entry->fid, __entry->tid, __entry->sesid,
TP_printk("xid=%u sid=0x%llx tid=0x%x fid=0x%llx offset=0x%llx len=0x%x",
__entry->xid, __entry->sesid, __entry->tid, __entry->fid,
__entry->offset, __entry->len)
)
......@@ -137,8 +137,8 @@ DECLARE_EVENT_CLASS(smb3_fd_err_class,
__entry->sesid = sesid;
__entry->rc = rc;
),
TP_printk("xid=%u fid=0x%llx tid=0x%x sid=0x%llx rc=%d",
__entry->xid, __entry->fid, __entry->tid, __entry->sesid,
TP_printk("\txid=%u sid=0x%llx tid=0x%x fid=0x%llx rc=%d",
__entry->xid, __entry->sesid, __entry->tid, __entry->fid,
__entry->rc)
)
......@@ -185,8 +185,8 @@ DECLARE_EVENT_CLASS(smb3_inf_err_class,
__entry->type = type;
__entry->rc = rc;
),
TP_printk("xid=%u fid=0x%llx tid=0x%x sid=0x%llx class=%u type=0x%x rc=%d",
__entry->xid, __entry->fid, __entry->tid, __entry->sesid,
TP_printk("xid=%u sid=0x%llx tid=0x%x fid=0x%llx class=%u type=0x%x rc=%d",
__entry->xid, __entry->sesid, __entry->tid, __entry->fid,
__entry->infclass, __entry->type, __entry->rc)
)
......@@ -209,16 +209,14 @@ DEFINE_SMB3_INF_ERR_EVENT(fsctl_err);
* For logging SMB3 Status code and Command for responses which return errors
*/
DECLARE_EVENT_CLASS(smb3_cmd_err_class,
TP_PROTO(__u32 pid,
__u32 tid,
TP_PROTO(__u32 tid,
__u64 sesid,
__u16 cmd,
__u64 mid,
__u32 status,
int rc),
TP_ARGS(pid, tid, sesid, cmd, mid, status, rc),
TP_ARGS(tid, sesid, cmd, mid, status, rc),
TP_STRUCT__entry(
__field(__u32, pid)
__field(__u32, tid)
__field(__u64, sesid)
__field(__u16, cmd)
......@@ -227,7 +225,6 @@ DECLARE_EVENT_CLASS(smb3_cmd_err_class,
__field(int, rc)
),
TP_fast_assign(
__entry->pid = pid;
__entry->tid = tid;
__entry->sesid = sesid;
__entry->cmd = cmd;
......@@ -235,61 +232,109 @@ DECLARE_EVENT_CLASS(smb3_cmd_err_class,
__entry->status = status;
__entry->rc = rc;
),
TP_printk(" pid=%u tid=0x%x sid=0x%llx cmd=%u mid=%llu status=0x%x rc=%d",
__entry->pid, __entry->tid, __entry->sesid,
__entry->cmd, __entry->mid, __entry->status, __entry->rc)
TP_printk("\tsid=0x%llx tid=0x%x cmd=%u mid=%llu status=0x%x rc=%d",
__entry->sesid, __entry->tid, __entry->cmd, __entry->mid,
__entry->status, __entry->rc)
)
#define DEFINE_SMB3_CMD_ERR_EVENT(name) \
DEFINE_EVENT(smb3_cmd_err_class, smb3_##name, \
TP_PROTO(unsigned int pid, \
__u32 tid, \
TP_PROTO(__u32 tid, \
__u64 sesid, \
__u16 cmd, \
__u64 mid, \
__u32 status, \
int rc), \
TP_ARGS(pid, tid, sesid, cmd, mid, status, rc))
TP_ARGS(tid, sesid, cmd, mid, status, rc))
DEFINE_SMB3_CMD_ERR_EVENT(cmd_err);
DECLARE_EVENT_CLASS(smb3_cmd_done_class,
TP_PROTO(__u32 pid,
__u32 tid,
TP_PROTO(__u32 tid,
__u64 sesid,
__u16 cmd,
__u64 mid),
TP_ARGS(pid, tid, sesid, cmd, mid),
TP_ARGS(tid, sesid, cmd, mid),
TP_STRUCT__entry(
__field(__u32, pid)
__field(__u32, tid)
__field(__u64, sesid)
__field(__u16, cmd)
__field(__u64, mid)
),
TP_fast_assign(
__entry->pid = pid;
__entry->tid = tid;
__entry->sesid = sesid;
__entry->cmd = cmd;
__entry->mid = mid;
),
TP_printk("pid=%u tid=0x%x sid=0x%llx cmd=%u mid=%llu",
__entry->pid, __entry->tid, __entry->sesid,
TP_printk("\tsid=0x%llx tid=0x%x cmd=%u mid=%llu",
__entry->sesid, __entry->tid,
__entry->cmd, __entry->mid)
)
#define DEFINE_SMB3_CMD_DONE_EVENT(name) \
DEFINE_EVENT(smb3_cmd_done_class, smb3_##name, \
TP_PROTO(unsigned int pid, \
__u32 tid, \
TP_PROTO(__u32 tid, \
__u64 sesid, \
__u16 cmd, \
__u64 mid), \
TP_ARGS(pid, tid, sesid, cmd, mid))
TP_ARGS(tid, sesid, cmd, mid))
DEFINE_SMB3_CMD_DONE_EVENT(cmd_done);
DECLARE_EVENT_CLASS(smb3_exit_err_class,
TP_PROTO(unsigned int xid,
const char *func_name,
int rc),
TP_ARGS(xid, func_name, rc),
TP_STRUCT__entry(
__field(unsigned int, xid)
__field(const char *, func_name)
__field(int, rc)
),
TP_fast_assign(
__entry->xid = xid;
__entry->func_name = func_name;
__entry->rc = rc;
),
TP_printk("\t%s: xid=%u rc=%d",
__entry->func_name, __entry->xid, __entry->rc)
)
#define DEFINE_SMB3_EXIT_ERR_EVENT(name) \
DEFINE_EVENT(smb3_exit_err_class, smb3_##name, \
TP_PROTO(unsigned int xid, \
const char *func_name, \
int rc), \
TP_ARGS(xid, func_name, rc))
DEFINE_SMB3_EXIT_ERR_EVENT(exit_err);
DECLARE_EVENT_CLASS(smb3_enter_exit_class,
TP_PROTO(unsigned int xid,
const char *func_name),
TP_ARGS(xid, func_name),
TP_STRUCT__entry(
__field(unsigned int, xid)
__field(const char *, func_name)
),
TP_fast_assign(
__entry->xid = xid;
__entry->func_name = func_name;
),
TP_printk("\t%s: xid=%u",
__entry->func_name, __entry->xid)
)
#define DEFINE_SMB3_ENTER_EXIT_EVENT(name) \
DEFINE_EVENT(smb3_enter_exit_class, smb3_##name, \
TP_PROTO(unsigned int xid, \
const char *func_name), \
TP_ARGS(xid, func_name))
DEFINE_SMB3_ENTER_EXIT_EVENT(enter);
DEFINE_SMB3_ENTER_EXIT_EVENT(exit_done);
#endif /* _CIFS_TRACE_H */
#undef TRACE_INCLUDE_PATH
......
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