The patch titled
uml: no locking needed in tls.c
has been removed from the -mm tree. Its filename was
uml-no-locking-needed-in-tlsc.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
Subject: uml: no locking needed in tls.c
From: Jeff Dike <jdike@xxxxxxxxxxx>
Comment the lack of locking on a couple of globals.
Also fix the formatting of __setup_host_supports_tls.
Signed-off-by: Jeff Dike <jdike@xxxxxxxxxxxxxxx>
Cc: Paolo 'Blaisorblade' Giarrusso <blaisorblade@xxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/um/sys-i386/tls.c | 11 ++++++++---
1 file changed, 8 insertions(+), 3 deletions(-)
diff -puN arch/um/sys-i386/tls.c~uml-no-locking-needed-in-tlsc arch/um/sys-i386/tls.c
--- a/arch/um/sys-i386/tls.c~uml-no-locking-needed-in-tlsc
+++ a/arch/um/sys-i386/tls.c
@@ -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 @@ out:
/* 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");
_
Patches currently in -mm which might be from jdike@xxxxxxxxxxx are
origin.patch
uml-hostfs-style-fixes.patch
uml-an-idle-system-should-have-zero-load-average.patch
remove-tas.patch
x86-create-asm-cmpxchgh.patch
uml-network-and-pcap-cleanup.patch
uml-pcap-devices-should-get-macs-from-command-line.patch
-
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