From: Christophe Leroy christophe.leroy@c-s.fr
[ Upstream commit e26ad936dd89d79f66c2b567f700e0c2a7103070 ]
ptdump_check_wx() also have to be called when pages are mapped by blocks.
Fixes: 453d87f6a8ae ("powerpc/mm: Warn if W+X pages found on boot") Signed-off-by: Christophe Leroy christophe.leroy@c-s.fr Signed-off-by: Michael Ellerman mpe@ellerman.id.au Link: https://lore.kernel.org/r/37517da8310f4457f28921a4edb88fb21d27b62a.157898953... Signed-off-by: Sasha Levin sashal@kernel.org --- arch/powerpc/mm/pgtable_32.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/arch/powerpc/mm/pgtable_32.c b/arch/powerpc/mm/pgtable_32.c index 8ec5dfb65b2eb..784cae9f56975 100644 --- a/arch/powerpc/mm/pgtable_32.c +++ b/arch/powerpc/mm/pgtable_32.c @@ -221,6 +221,7 @@ void mark_rodata_ro(void)
if (v_block_mapped((unsigned long)_sinittext)) { mmu_mark_rodata_ro(); + ptdump_check_wx(); return; }