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| author |   Christophe Leroy <christophe.leroy@c-s.fr> | 2020-01-14 08:13:08 +0000 |
|---|---|---|
| committer |   Michael Ellerman <mpe@ellerman.id.au> | 2020-01-23 21:31:12 +1100 |
| commit | e26ad936dd89d79f66c2b567f700e0c2a7103070 (patch) | |
| tree | 5dd8046e6824f2c3d810c20167b25889fb5f8cea /arch/powerpc/mm/pgtable_32.c | |
| parent | powerpc/ptdump: don't entirely rebuild kernel when selecting CONFIG_PPC_DEBUG_WX (diff) | |
| download | linux-dev-e26ad936dd89d79f66c2b567f700e0c2a7103070.tar.xz linux-dev-e26ad936dd89d79f66c2b567f700e0c2a7103070.zip | |
powerpc/ptdump: Fix W+X verification call in mark_rodata_ro()
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.1578989531.git.christophe.leroy@c-s.fr
Diffstat (limited to '')
| -rw-r--r-- | arch/powerpc/mm/pgtable_32.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/powerpc/mm/pgtable_32.c b/arch/powerpc/mm/pgtable_32.c index 73b84166d06a..5fb90edd865e 100644 --- a/arch/powerpc/mm/pgtable_32.c +++ b/arch/powerpc/mm/pgtable_32.c @@ -218,6 +218,7 @@ void mark_rodata_ro(void) if (v_block_mapped((unsigned long)_sinittext)) { mmu_mark_rodata_ro(); + ptdump_check_wx(); return; } |