Re: [PATCH] powerpc/ptdump: Fix DEBUG_WX since generic ptdump conversion
From: Christophe Leroy <hidden>
Date: 2021-12-03 12:56:03
Le 03/12/2021 à 13:41, Michael Ellerman a écrit :
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: e084728393a5 ("powerpc/ptdump: Convert powerpc to GENERIC_PTDUMP")
Cc: stable@vger.kernel.org # v5.15+
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
---Oops ... my mistake. Reviewed-by: Christophe Leroy <redacted>
quoted hunk ↗ jump to hunk
arch/powerpc/mm/ptdump/ptdump.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)diff --git a/arch/powerpc/mm/ptdump/ptdump.c b/arch/powerpc/mm/ptdump/ptdump.c index 031956d0ee84..be120e09aa3e 100644 --- a/arch/powerpc/mm/ptdump/ptdump.c +++ b/arch/powerpc/mm/ptdump/ptdump.c@@ -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))