Unverified Commit 92235d3d authored Sep 21, 2023 by Xiao Wang Committed by Palmer Dabbelt Oct 31, 2023

riscv/mm: Fix the comment for swap pte format



Swap type takes bits 7-11 and swap offset should start from bit 12.

Signed-off-by: Xiao Wang <xiao.w.wang@intel.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Link: https://lore.kernel.org/r/20230921141652.2657054-1-xiao.w.wang@intel.com


Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>

parent 8f501be8

arch/riscv/include/asm/pgtable.h

+1 −1

Original line number	Diff line number	Diff line
		@@ -811,7 +811,7 @@ extern pmd_t pmdp_collapse_flush(struct vm_area_struct *vma,
		* bit 5: _PAGE_PROT_NONE (zero)
		* bit 6: exclusive marker
		* bits 7 to 11: swap type
		* bits 11 to XLEN-1: swap offset
		* bits 12 to XLEN-1: swap offset
		*/
		#define __SWP_TYPE_SHIFT 7
		#define __SWP_TYPE_BITS 5