From: Matthew Dillon <dillon@apollo.backplane.com>
Date: Tue, 14 Jul 2009 05:26:53 +0000 (-0700)
Subject: MPSAFE - system calls set_tls_area() and get_tls_area() are MPSAFE
X-Git-Tag: v2.4.0~453
X-Git-Url: https://gitweb.dragonflybsd.org/dragonfly.git/commitdiff_plain/923e469990a7625d4eda2bf63585050cd58f7b67

MPSAFE - system calls set_tls_area() and get_tls_area() are MPSAFE
---

diff --git a/sys/kern/syscalls.master b/sys/kern/syscalls.master
index 4adfcb46f6..747ab013f2 100644
--- a/sys/kern/syscalls.master
+++ b/sys/kern/syscalls.master
@@ -643,8 +643,8 @@
 469	STD	BSD	{ int umtx_sleep(volatile const int *ptr, int value, int timeout); }
 470	STD	BSD	{ int umtx_wakeup(volatile const int *ptr, int count); }
 471	STD	BSD	{ int jail_attach(int jid); }
-472	STD	BSD	{ int set_tls_area(int which, struct tls_info *info, size_t infosize); }
-473	STD	BSD	{ int get_tls_area(int which, struct tls_info *info, size_t infosize); }
+472	MPSAFE	STD	BSD	{ int set_tls_area(int which, struct tls_info *info, size_t infosize); }
+473	MPSAFE	STD	BSD	{ int get_tls_area(int which, struct tls_info *info, size_t infosize); }
 474	MPSAFE	STD	BSD	{ int closefrom(int fd); }
 475	STD	POSIX	{ int stat(const char *path, struct stat *ub); }
 476	STD	POSIX	{ int fstat(int fd, struct stat *sb); }
diff --git a/sys/platform/pc32/i386/sys_machdep.c b/sys/platform/pc32/i386/sys_machdep.c
index a179d70a78..62f7ba67a3 100644
--- a/sys/platform/pc32/i386/sys_machdep.c
+++ b/sys/platform/pc32/i386/sys_machdep.c
@@ -242,6 +242,8 @@ done:
  *
  * Must be called from a critical section (else an interrupt thread preemption
  * may cause %gs to fault).  Normally called from the low level swtch.s code.
+ *
+ * MPSAFE
  */
 void
 set_user_TLS(void)
diff --git a/sys/platform/pc32/i386/tls.c b/sys/platform/pc32/i386/tls.c
index e29b7a523e..9451a8b2ac 100644
--- a/sys/platform/pc32/i386/tls.c
+++ b/sys/platform/pc32/i386/tls.c
@@ -63,6 +63,8 @@
  * TLS descriptor or -1 on error.
  *
  * (int which, struct tls_info *info, size_t infosize)
+ *
+ * MPSAFE
  */
 int
 sys_set_tls_area(struct set_tls_area_args *uap)
@@ -155,6 +157,8 @@ sys_set_tls_area(struct set_tls_area_args *uap)
  * TLS descriptor or -1 on error.
  *
  * (int which, struct tls_info *info, size_t infosize)
+ *
+ * MPSAFE
  */
 int
 sys_get_tls_area(struct get_tls_area_args *uap)
diff --git a/sys/platform/pc64/amd64/tls.c b/sys/platform/pc64/amd64/tls.c
index e7bdc46051..a0d44319f8 100644
--- a/sys/platform/pc64/amd64/tls.c
+++ b/sys/platform/pc64/amd64/tls.c
@@ -115,6 +115,8 @@ sys_set_tls_area(struct set_tls_area_args *uap)
  * TLS descriptor or -1 on error.
  *
  * (int which, struct tls_info *info, size_t infosize)
+ *
+ * MPSAFE
  */
 int
 sys_get_tls_area(struct get_tls_area_args *uap)
@@ -140,6 +142,8 @@ sys_get_tls_area(struct get_tls_area_args *uap)
 
 /*
  * Install the TLS
+ *
+ * MPSAFE
  */
 void
 set_user_TLS(void)
diff --git a/sys/platform/vkernel/i386/tls.c b/sys/platform/vkernel/i386/tls.c
index 332a9c659b..13195f8f7c 100644
--- a/sys/platform/vkernel/i386/tls.c
+++ b/sys/platform/vkernel/i386/tls.c
@@ -62,6 +62,8 @@
  * TLS descriptor or -1 on error.
  *
  * (struct tls_info *info, int infosize, int which)
+ *
+ * MPSAFE
  */
 int
 sys_set_tls_area(struct set_tls_area_args *uap)
@@ -154,6 +156,8 @@ sys_set_tls_area(struct set_tls_area_args *uap)
  * TLS descriptor or -1 on error.
  *
  * (struct tls_info *info, int infosize, int which)
+ *
+ * MPSAFE
  */
 int
 sys_get_tls_area(struct get_tls_area_args *uap)