Commit 4276a0bb authored by Yosry Ahmed's avatar Yosry Ahmed Committed by Thomas Gleixner
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x86/mm: Remove unused CR3_HW_ASID_BITS 



Commit 6fd166aa ("x86/mm: Use/Fix PCID to optimize user/kernel
switches") removed the last usage of CR3_HW_ASID_BITS and opted to use
X86_CR3_PCID_BITS instead. Remove CR3_HW_ASID_BITS.

Signed-off-by: default avatarYosry Ahmed <yosryahmed@google.com>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/all/20240425215951.2310105-1-yosryahmed@google.com
parent 830a0d12

arch/x86/mm/tlb.c

+0 −3
Original line number Diff line number Diff line
@@ -86,9 +86,6 @@ 
 *

 */



/* There are 12 bits of space for ASIDS in CR3 */

#define CR3_HW_ASID_BITS		12



/*

 * When enabled, MITIGATION_PAGE_TABLE_ISOLATION consumes a single bit for

 * user/kernel switches