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authorkib <kib@FreeBSD.org>2010-11-14 18:24:12 +0000
committerkib <kib@FreeBSD.org>2010-11-14 18:24:12 +0000
commit336fd1996df470b1167f39d51c1bd90e7947c827 (patch)
treec4fc0dde2563ce225c82fea2bdd9e0706c91a717
parent217241ab5e72e8cd40a82e2ba679dc66b77f22e3 (diff)
downloadFreeBSD-src-336fd1996df470b1167f39d51c1bd90e7947c827.zip
FreeBSD-src-336fd1996df470b1167f39d51c1bd90e7947c827.tar.gz
Use symbolic names instead of hardcoding values for magic p_osrel constants.
MFC after: 1 week
-rw-r--r--sys/amd64/amd64/trap.c6
-rw-r--r--sys/i386/i386/trap.c6
-rw-r--r--sys/sys/param.h5
-rw-r--r--sys/vm/vm_mmap.c2
4 files changed, 12 insertions, 7 deletions
diff --git a/sys/amd64/amd64/trap.c b/sys/amd64/amd64/trap.c
index 786d8ec..a1a3ebc 100644
--- a/sys/amd64/amd64/trap.c
+++ b/sys/amd64/amd64/trap.c
@@ -415,9 +415,9 @@ trap(struct trapframe *frame)
* This check also covers the images
* without the ABI-tag ELF note.
*/
- if (SV_CURPROC_ABI() ==
- SV_ABI_FREEBSD &&
- p->p_osrel >= 700004) {
+ if (SV_CURPROC_ABI() == SV_ABI_FREEBSD
+ && p->p_osrel >=
+ __FreeBSD_version_SIGSEGV) {
i = SIGSEGV;
ucode = SEGV_ACCERR;
} else {
diff --git a/sys/i386/i386/trap.c b/sys/i386/i386/trap.c
index dc10559..b6f843a 100644
--- a/sys/i386/i386/trap.c
+++ b/sys/i386/i386/trap.c
@@ -461,9 +461,9 @@ trap(struct trapframe *frame)
* This check also covers the images
* without the ABI-tag ELF note.
*/
- if (SV_CURPROC_ABI() ==
- SV_ABI_FREEBSD &&
- p->p_osrel >= 700004) {
+ if (SV_CURPROC_ABI() == SV_ABI_FREEBSD
+ && p->p_osrel >=
+ __FreeBSD_version_SIGSEGV) {
i = SIGSEGV;
ucode = SEGV_ACCERR;
} else {
diff --git a/sys/sys/param.h b/sys/sys/param.h
index acd1f51..3e4cdf6 100644
--- a/sys/sys/param.h
+++ b/sys/sys/param.h
@@ -60,6 +60,11 @@
#undef __FreeBSD_version
#define __FreeBSD_version 900025 /* Master, propagated to newvers */
+#ifdef _KERNEL
+#define __FreeBSD_version_SIGSEGV 700004
+#define __FreeBSD_version_MAP_ANON 800104
+#endif
+
#ifndef LOCORE
#include <sys/types.h>
#endif
diff --git a/sys/vm/vm_mmap.c b/sys/vm/vm_mmap.c
index 80a2d0a..5c6f173 100644
--- a/sys/vm/vm_mmap.c
+++ b/sys/vm/vm_mmap.c
@@ -232,7 +232,7 @@ mmap(td, uap)
/* Make sure mapping fits into numeric range, etc. */
if ((uap->len == 0 && !SV_CURPROC_FLAG(SV_AOUT) &&
- curproc->p_osrel >= 800104) ||
+ curproc->p_osrel >= __FreeBSD_version_MAP_ANON) ||
((flags & MAP_ANON) && (uap->fd != -1 || pos != 0)))
return (EINVAL);
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