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| author | Michael Karcher <kernel@mkarcher.dialup.fu-berlin.de> | 2008-07-11 18:04:46 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-07-12 07:11:31 +0200 |
| commit | 5ac37f87ff18843aabab84cf75b2f8504c2d81fe (patch) | |
| tree | f6520105036bd90fb3b5b0ae70889622f62ca891 | |
| parent | a361ee5cb8011763ece7b4add393e206439db8b3 (diff) | |
| download | linux-3.10-5ac37f87ff18843aabab84cf75b2f8504c2d81fe.tar.gz linux-3.10-5ac37f87ff18843aabab84cf75b2f8504c2d81fe.tar.bz2 linux-3.10-5ac37f87ff18843aabab84cf75b2f8504c2d81fe.zip | |
x86: fix ldt limit for 64 bit
Fix size of LDT entries. On x86-64, ldt_desc is a double-sized descriptor.
Signed-off-by: Michael Karcher <kernel@mkarcher.dialup.fu-berlin.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
| -rw-r--r-- | include/asm-x86/desc.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/include/asm-x86/desc.h b/include/asm-x86/desc.h index 268a012bcd7..28bddbcb38b 100644 --- a/include/asm-x86/desc.h +++ b/include/asm-x86/desc.h @@ -192,8 +192,8 @@ static inline void native_set_ldt(const void *addr, unsigned int entries) unsigned cpu = smp_processor_id(); ldt_desc ldt; - set_tssldt_descriptor(&ldt, (unsigned long)addr, - DESC_LDT, entries * sizeof(ldt) - 1); + set_tssldt_descriptor(&ldt, (unsigned long)addr, DESC_LDT, + entries * LDT_ENTRY_SIZE - 1); write_gdt_entry(get_cpu_gdt_table(cpu), GDT_ENTRY_LDT, &ldt, DESC_LDT); asm volatile("lldt %w0"::"q" (GDT_ENTRY_LDT*8)); |