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ARM: 5885/1: arm: Flush TLB entries in setup_mm_for_reboot()

We need to do that if we tinker with the MMU entries.

This fixes the occasional bug with kexec where the new
fails to uncompress with "crc error". Most likely at
least kexec on v6 and v7 need this fix.

Signed-off-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Tony Lindgren vor 15 Jahren
Ursprung
Commit
ad3e6c0b1f
1 geänderte Dateien mit 2 neuen und 0 gelöschten Zeilen
  1. 2 0
      arch/arm/mm/mmu.c

+ 2 - 0
arch/arm/mm/mmu.c

@@ -1067,4 +1067,6 @@ void setup_mm_for_reboot(char mode)
 		pmd[1] = __pmd(pmdval + (1 << (PGDIR_SHIFT - 1)));
 		flush_pmd_entry(pmd);
 	}
+
+	local_flush_tlb_all();
 }