diff options
| author | Russ Anderson <rja@sgi.com> | 2009-03-30 18:52:40 -0400 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-04-03 13:25:57 -0400 |
| commit | 1a544e659cbfce178395e9a090a47d1907d0cfa8 (patch) | |
| tree | 0259f066325c7267cf6409eaf9f897c212653845 | |
| parent | c4c4688f72e638708e5f6b5c259699de82a36fec (diff) | |
x86, UV: system table in bios accessed after unmap
Use the copy of UV system table in kernel memory, not the one in
bios after unmapping.
Signed-off-by: Russ Anderson <rja@sgi.com>
LKML-Reference: <20090330225240.GA22776@sgi.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
| -rw-r--r-- | arch/x86/kernel/bios_uv.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/x86/kernel/bios_uv.c b/arch/x86/kernel/bios_uv.c index f63882728d91..63a88e1f987d 100644 --- a/arch/x86/kernel/bios_uv.c +++ b/arch/x86/kernel/bios_uv.c | |||
| @@ -182,7 +182,8 @@ void uv_bios_init(void) | |||
| 182 | memcpy(&uv_systab, tab, sizeof(struct uv_systab)); | 182 | memcpy(&uv_systab, tab, sizeof(struct uv_systab)); |
| 183 | iounmap(tab); | 183 | iounmap(tab); |
| 184 | 184 | ||
| 185 | printk(KERN_INFO "EFI UV System Table Revision %d\n", tab->revision); | 185 | printk(KERN_INFO "EFI UV System Table Revision %d\n", |
| 186 | uv_systab.revision); | ||
| 186 | } | 187 | } |
| 187 | #else /* !CONFIG_EFI */ | 188 | #else /* !CONFIG_EFI */ |
| 188 | 189 | ||