svn commit: r348837 - head/sys/riscv/riscv

Mitchell Horne mhorne at FreeBSD.org
Sun Jun 9 15:45:49 UTC 2019


Author: mhorne
Date: Sun Jun  9 15:45:48 2019
New Revision: 348837
URL: https://svnweb.freebsd.org/changeset/base/348837

Log:
  Add TSLOG events to initriscv()
  
  Add the enter and exit events, similar to what's found in
  hammer_time() on amd64. We must use TSRAW as the pcpu isn't yet
  initialized.
  
  Reviewed by:	markj
  Approved by:	markj (mentor)
  MFC after:	3 days
  Differential Revision:	https://reviews.freebsd.org/D20497

Modified:
  head/sys/riscv/riscv/machdep.c

Modified: head/sys/riscv/riscv/machdep.c
==============================================================================
--- head/sys/riscv/riscv/machdep.c	Sun Jun  9 15:43:38 2019	(r348836)
+++ head/sys/riscv/riscv/machdep.c	Sun Jun  9 15:45:48 2019	(r348837)
@@ -62,6 +62,7 @@ __FBSDID("$FreeBSD$");
 #include <sys/syscallsubr.h>
 #include <sys/sysent.h>
 #include <sys/sysproto.h>
+#include <sys/tslog.h>
 #include <sys/ucontext.h>
 
 #include <vm/vm.h>
@@ -816,6 +817,8 @@ initriscv(struct riscv_bootparams *rvbp)
 	caddr_t kmdp;
 	int i;
 
+	TSRAW(&thread0, TS_ENTER, __func__, NULL);
+
 	/* Set the pcpu data, this is needed by pmap_bootstrap */
 	pcpup = &__pcpu[0];
 	pcpu_init(pcpup, 0, sizeof(struct pcpu));
@@ -888,6 +891,8 @@ initriscv(struct riscv_bootparams *rvbp)
 	kdb_init();
 
 	early_boot = 0;
+
+	TSEXIT();
 }
 
 #undef bzero


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