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Commit 65a58ab0 authored by Jeff Dike's avatar Jeff Dike Committed by Linus Torvalds
Browse files

uml: no locking needed in tls.c 



Comment the lack of locking on a couple of globals.

Also fix the formatting of __setup_host_supports_tls.

Signed-off-by: default avatarJeff Dike <jdike@linux.intel.com>
Cc: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent a18ff1bd

arch/um/sys-i386/tls.c

+8 −3
Original line number Diff line number Diff line
@@ -23,9 +23,13 @@ 
#include "skas.h"

#endif



/* If needed we can detect when it's uninitialized. */

/*

 * If needed we can detect when it's uninitialized.

 *

 * These are initialized in an initcall and unchanged thereafter.

 */

static int host_supports_tls = -1;

int host_gdt_entry_tls_min = -1;

int host_gdt_entry_tls_min;



#ifdef CONFIG_MODE_SKAS

int do_set_thread_area_skas(struct user_desc *info)
@@ -361,7 +365,8 @@ int ptrace_get_thread_area(struct task_struct *child, int idx, 


/* XXX: This part is probably common to i386 and x86-64. Don't create a common

 * file for now, do that when implementing x86-64 support.*/

static int __init __setup_host_supports_tls(void) {

static int __init __setup_host_supports_tls(void)

{

	check_host_supports_tls(&host_supports_tls, &host_gdt_entry_tls_min);

	if (host_supports_tls) {

		printk(KERN_INFO "Host TLS support detected\n");