Commit 8d84fca4 authored by Michael Ellerman's avatar Michael Ellerman
Browse files

powerpc/ptdump: Fix DEBUG_WX since generic ptdump conversion 



In note_prot_wx() we bail out without reporting anything if
CONFIG_PPC_DEBUG_WX is disabled.

But CONFIG_PPC_DEBUG_WX was removed in the conversion to generic ptdump,
we now need to use CONFIG_DEBUG_WX instead.

Fixes: e0847283 ("powerpc/ptdump: Convert powerpc to GENERIC_PTDUMP")
Cc: stable@vger.kernel.org # v5.15+
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
Reviewed-by: default avatarChristophe Leroy <christophe.leroy@csgroup.eu>
Link: https://lore.kernel.org/r/20211203124112.2912562-1-mpe@ellerman.id.au
parent 8734b41b

arch/powerpc/mm/ptdump/ptdump.c

+1 −1
Original line number Diff line number Diff line
@@ -183,7 +183,7 @@ static void note_prot_wx(struct pg_state *st, unsigned long addr) 
{

	pte_t pte = __pte(st->current_flags);



	if (!IS_ENABLED(CONFIG_PPC_DEBUG_WX) || !st->check_wx)

	if (!IS_ENABLED(CONFIG_DEBUG_WX) || !st->check_wx)

		return;



	if (!pte_write(pte) || !pte_exec(pte))