Author: oshogbo
Date: Fri Oct 4 16:17:00 2019
New Revision: 353107
URL: https://svnweb.freebsd.org/changeset/base/353107
Log:
dtrace: 64-bits registers support
The registers in ilumos and FreeBSD have a different number.
In the illumos, last 32-bits register defined is SS an in FreeBSD is GS.
While translating register we should comper it to the highest one.
PR: 240358
Reported by: lwhsu@
MFC after: 2 weeks
Modified:
head/sys/cddl/dev/dtrace/amd64/dtrace_isa.c
Modified: head/sys/cddl/dev/dtrace/amd64/dtrace_isa.c
==============================================================================
--- head/sys/cddl/dev/dtrace/amd64/dtrace_isa.c Fri Oct 4 15:27:10 2019
(r353106)
+++ head/sys/cddl/dev/dtrace/amd64/dtrace_isa.c Fri Oct 4 16:17:00 2019
(r353107)
@@ -505,7 +505,11 @@ dtrace_getreg(struct trapframe *rp, uint_t reg)
REG_SS /* 18 SS */
};
+#ifdef illumos
if (reg <= SS) {
+#else /* !illumos */
+ if (reg <= GS) {
+#endif
if (reg >= sizeof (regmap) / sizeof (int)) {
DTRACE_CPUFLAG_SET(CPU_DTRACE_ILLOP);
return (0);
_______________________________________________
svn-src-all@freebsd.org mailing list
https://lists.freebsd.org/mailman/listinfo/svn-src-all
To unsubscribe, send any mail to "svn-src-all-unsubscr...@freebsd.org"
