]> git.ipfire.org Git - thirdparty/kernel/stable-queue.git/commitdiff
Linux 2.6.25.11 v2.6.25.11
authorGreg Kroah-Hartman <gregkh@suse.de>
Sun, 13 Jul 2008 19:11:11 +0000 (12:11 -0700)
committerGreg Kroah-Hartman <gregkh@suse.de>
Sun, 13 Jul 2008 19:11:11 +0000 (12:11 -0700)
releases/2.6.25.11/x86-fix-ldt-limit-for-64-bit.patch [new file with mode: 0644]

diff --git a/releases/2.6.25.11/x86-fix-ldt-limit-for-64-bit.patch b/releases/2.6.25.11/x86-fix-ldt-limit-for-64-bit.patch
new file mode 100644 (file)
index 0000000..cf2f4bc
--- /dev/null
@@ -0,0 +1,30 @@
+From 5ac37f87ff18843aabab84cf75b2f8504c2d81fe Mon Sep 17 00:00:00 2001
+From: Michael Karcher <kernel@mkarcher.dialup.fu-berlin.de>
+Date: Fri, 11 Jul 2008 18:04:46 +0200
+Subject: x86: fix ldt limit for 64 bit
+
+commit 5ac37f87ff18843aabab84cf75b2f8504c2d81fe upstream
+
+Fix size of LDT entries. On x86-64, ldt_desc is a double-sized descriptor.
+
+Signed-off-by: Michael Karcher <kernel@mkarcher.dialup.fu-berlin.de>
+Signed-off-by: Ingo Molnar <mingo@elte.hu>
+Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
+
+---
+ include/asm-x86/desc.h |    4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+--- a/include/asm-x86/desc.h
++++ b/include/asm-x86/desc.h
+@@ -191,8 +191,8 @@ static inline void native_set_ldt(const 
+               unsigned cpu = smp_processor_id();
+               ldt_desc ldt;
+-              set_tssldt_descriptor(&ldt, (unsigned long)addr,
+-                                    DESC_LDT, entries * sizeof(ldt) - 1);
++              set_tssldt_descriptor(&ldt, (unsigned long)addr, DESC_LDT,
++                                    entries * LDT_ENTRY_SIZE - 1);
+               write_gdt_entry(get_cpu_gdt_table(cpu), GDT_ENTRY_LDT,
+                               &ldt, DESC_LDT);
+               __asm__ __volatile__("lldt %w0"::"q" (GDT_ENTRY_LDT*8));