Author: mav
Date: Sat Sep 30 13:17:31 2017
New Revision: 324123
URL: https://svnweb.freebsd.org/changeset/base/324123
Log:
Add sysctl/tunable for maximal request time.
MFC after: 1 week
Modified:
head/sys/cam/ctl/ctl.c
head/sys/cam/ctl/ctl_io.h
Modified: head/sys/cam/ctl/ctl.c
==============================================================================
--- head/sys/cam/ctl/ctl.c Sat Sep 30 12:30:05 2017 (r324122)
+++ head/sys/cam/ctl/ctl.c Sat Sep 30 13:17:31 2017 (r324123)
@@ -40,8 +40,6 @@
* Author: Ken Merry <k...@freebsd.org>
*/
-#define _CTL_C
-
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
@@ -410,6 +408,11 @@ SYSCTL_INT(_kern_cam_ctl, OID_AUTO, debug, CTLFLAG_RWT
static int ctl_lun_map_size = 1024;
SYSCTL_INT(_kern_cam_ctl, OID_AUTO, lun_map_size, CTLFLAG_RWTUN,
&ctl_lun_map_size, 0, "Size of per-port LUN map (max LUN + 1)");
+#ifdef CTL_TIME_IO
+static int ctl_time_io_secs = CTL_TIME_IO_DEFAULT_SECS;
+SYSCTL_INT(_kern_cam_ctl, OID_AUTO, time_io_secs, CTLFLAG_RWTUN,
+ &ctl_time_io_secs, 0, "Log requests taking more seconds");
+#endif
/*
* Supported pages (0x00), Serial number (0x80), Device ID (0x83),
Modified: head/sys/cam/ctl/ctl_io.h
==============================================================================
--- head/sys/cam/ctl/ctl_io.h Sat Sep 30 12:30:05 2017 (r324122)
+++ head/sys/cam/ctl/ctl_io.h Sat Sep 30 13:17:31 2017 (r324123)
@@ -40,12 +40,6 @@
#ifndef _CTL_IO_H_
#define _CTL_IO_H_
-#ifdef _CTL_C
-#define EXTERN(__var,__val) __var = __val
-#else
-#define EXTERN(__var,__val) extern __var
-#endif
-
#define CTL_MAX_CDBLEN 32
/*
* Uncomment this next line to enable printing out times for I/Os
@@ -55,7 +49,6 @@
#define CTL_TIME_IO
#ifdef CTL_TIME_IO
#define CTL_TIME_IO_DEFAULT_SECS 90
-EXTERN(int ctl_time_io_secs, CTL_TIME_IO_DEFAULT_SECS);
#endif
/*
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