diff options
| author |   Glauber de Oliveira Costa <gcosta@redhat.com> | 2008-01-30 13:31:14 +0100 |
|---|---|---|
| committer |   Ingo Molnar <mingo@elte.hu> | 2008-01-30 13:31:14 +0100 |
| commit | c81c6ca45a69478c7877b729af1942d2b80ef582 (patch) | |
| tree | e26aeaa7ace08ce222bd4cb28add95d18dbd4bbd /include/asm-x86/desc_64.h | |
| parent | x86: move _set_gate and its users to a common location (diff) | |
| download | linux-dev-c81c6ca45a69478c7877b729af1942d2b80ef582.tar.xz linux-dev-c81c6ca45a69478c7877b729af1942d2b80ef582.zip | |
x86: unify set_tss_desc
This patch unifies the set_tss_desc between i386 and x86_64,
which can now have a common implementation. After the old
functions are removed from desc_{32,64}.h, nothing important is
left, and the files can be removed.
Signed-off-by: Glauber de Oliveira Costa <gcosta@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include/asm-x86/desc_64.h')
| -rw-r--r-- | include/asm-x86/desc_64.h | 33 |
1 files changed, 0 insertions, 33 deletions
diff --git a/include/asm-x86/desc_64.h b/include/asm-x86/desc_64.h index 6bc92e6e5cc3..8b137891791f 100644 --- a/include/asm-x86/desc_64.h +++ b/include/asm-x86/desc_64.h @@ -1,34 +1 @@ -/* Written 2000 by Andi Kleen */ -#ifndef __ARCH_DESC_H -#define __ARCH_DESC_H -#include <linux/threads.h> -#include <asm/ldt.h> - -#ifndef __ASSEMBLY__ - -#include <linux/string.h> - -#include <asm/segment.h> - -static inline void set_tss_desc(unsigned cpu, void *addr) -{ - struct desc_struct *d = get_cpu_gdt_table(cpu); - tss_desc tss; - - /* - * sizeof(unsigned long) coming from an extra "long" at the end - * of the iobitmap. See tss_struct definition in processor.h - * - * -1? seg base+limit should be pointing to the address of the - * last valid byte - */ - set_tssldt_descriptor(&tss, - (unsigned long)addr, DESC_TSS, - IO_BITMAP_OFFSET + IO_BITMAP_BYTES + sizeof(unsigned long) - 1); - write_gdt_entry(d, GDT_ENTRY_TSS, &tss, DESC_TSS); -} - -#endif /* !__ASSEMBLY__ */ - -#endif |