/[pkg-src]/trunk/kernel26-xen/patches-2.6.25-r1/1111-2.6.25-xen-64-implement-xen_load_gs_index.patch |
Contents of /trunk/kernel26-xen/patches-2.6.25-r1/1111-2.6.25-xen-64-implement-xen_load_gs_index.patch
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Thu May 22 23:13:13 2008 UTC (16 years ago) by niro
File size: 1174 byte(s)
Thu May 22 23:13:13 2008 UTC (16 years ago) by niro
File size: 1174 byte(s)
-ver bump to 2.6.25-magellan-r1: - linux-2.6.25.4 - fbcondecor-0.9.4 - squashfs-3.3 - unionfs-2.3.3 - tuxonice-3.0-rc7 - linux-phc-0.3.0 - acpi-dstd-0.9a - reiser4 - xen-3.2.0 . ipw3945-1.2.2
1 | From ba2be3356cbd5022647cd95d46ec60a1f7785d19 Mon Sep 17 00:00:00 2001 |
2 | From: Eduardo Habkost <ehabkost@redhat.com> |
3 | Date: Mon, 14 Jan 2008 19:56:21 -0200 |
4 | Subject: [PATCH] xen-64: implement xen_load_gs_index() |
5 | |
6 | Signed-off-by: Eduardo Habkost <ehabkost@redhat.com> |
7 | --- |
8 | arch/x86/xen/enlighten.c | 10 ++++++++++ |
9 | 1 files changed, 10 insertions(+), 0 deletions(-) |
10 | |
11 | diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c |
12 | index 627d8b6..b383376 100644 |
13 | --- a/arch/x86/xen/enlighten.c |
14 | +++ b/arch/x86/xen/enlighten.c |
15 | @@ -424,6 +424,13 @@ static void xen_load_tls(struct thread_struct *t, unsigned int cpu) |
16 | #endif |
17 | } |
18 | |
19 | +#ifdef CONFIG_X86_64 |
20 | +static void xen_load_gs_index(unsigned int idx) |
21 | +{ |
22 | + HYPERVISOR_set_segment_base(SEGBASE_GS_USER_SEL, idx); |
23 | +} |
24 | +#endif |
25 | + |
26 | static void xen_write_ldt_entry(struct desc_struct *dt, int entrynum, |
27 | const void *ptr) |
28 | { |
29 | @@ -1141,6 +1148,9 @@ static const struct pv_cpu_ops xen_cpu_ops __initdata = { |
30 | .load_gdt = xen_load_gdt, |
31 | .load_idt = xen_load_idt, |
32 | .load_tls = xen_load_tls, |
33 | +#ifdef CONFIG_X86_64 |
34 | + .load_gs_index = xen_load_gs_index, |
35 | +#endif |
36 | |
37 | .store_gdt = native_store_gdt, |
38 | .store_idt = native_store_idt, |
39 | -- |
40 | 1.5.4.1 |
41 |