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x86: Introduce GDT_ENTRY_INIT()

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GDT_ENTRY_INIT is static initializer of desc_struct.

We already have similar macro GDT_ENTRY() but it's static
initializer for u64 and it cannot be used for desc_struct.

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
LKML-Reference: <20090718151219.GD11294@localhost.localdomain>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Akinobu Mita
2009-07-19 00:12:20 +09:00
committed by Ingo Molnar
parent 57594742a2
commit 1e5de18278
6 changed files with 32 additions and 28 deletions
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2
arch/x86/include/asm/stackprotector.h
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@@ -48,7 +48,7 @@
* head_32 for boot CPU and setup_per_cpu_areas() for others.
*/
#define GDT_STACK_CANARY_INIT \
[GDT_ENTRY_STACK_CANARY] = { { { 0x00000018, 0x00409000 } } },
[GDT_ENTRY_STACK_CANARY] = GDT_ENTRY_INIT(0x4090, 0, 0x18),
/*
* Initialize the stackprotector canary value.