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| author | Thomas Gleixner <tglx@linutronix.de> | 2017-08-28 08:47:44 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2017-08-29 12:07:26 +0200 |
| commit | 16bc18d895cee95f12bd722e5a3016676dfcf084 (patch) | |
| tree | 9dd4bc0f19eb4abcb97ee5b69f36499d249d0823 /arch/x86/kernel/head_32.S | |
| parent | d8ed9d48266a27ab02a4bbcb81e755d63aec108a (diff) | |
| download | linux-16bc18d895cee95f12bd722e5a3016676dfcf084.tar.gz linux-16bc18d895cee95f12bd722e5a3016676dfcf084.tar.bz2 linux-16bc18d895cee95f12bd722e5a3016676dfcf084.zip | |
x86/idt: Move 32-bit idt_descr to C code
32-bit kernels have the idt_descr defined in the low level assembly entry code,
but there is no good reason for that.
Move it into the C file and use the 64-bit version of it.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Link: http://lkml.kernel.org/r/20170828064958.445862201@linutronix.de
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/kernel/head_32.S')
| -rw-r--r-- | arch/x86/kernel/head_32.S | 6 |
1 files changed, 0 insertions, 6 deletions
diff --git a/arch/x86/kernel/head_32.S b/arch/x86/kernel/head_32.S index 29da9599fec0..ce8c6ed417a4 100644 --- a/arch/x86/kernel/head_32.S +++ b/arch/x86/kernel/head_32.S @@ -622,7 +622,6 @@ int_msg: .data .globl boot_gdt_descr -.globl idt_descr ALIGN # early boot GDT descriptor (must use 1:1 address mapping) @@ -631,11 +630,6 @@ boot_gdt_descr: .word __BOOT_DS+7 .long boot_gdt - __PAGE_OFFSET - .word 0 # 32-bit align idt_desc.address -idt_descr: - .word IDT_ENTRIES*8-1 # idt contains 256 entries - .long idt_table - # boot GDT descriptor (later on used by CPU#0): .word 0 # 32 bit align gdt_desc.address ENTRY(early_gdt_descr) |