From: Christophe Leroy christophe.leroy@csgroup.eu
[ Upstream commit 3af4786eb429b2df76cbd7ce3bae21467ac3e4fb ]
For platforms using shared.c (4xx, Book3e, Book3s/32), also handle the _PAGE_COHERENT flag which corresponds to the M bit of the WIMG flags.
Signed-off-by: Christophe Leroy christophe.leroy@csgroup.eu [mpe: Make it more verbose, use "coherent" rather than "m"] Signed-off-by: Michael Ellerman mpe@ellerman.id.au Link: https://lore.kernel.org/r/324c3d860717e8e91fca3bb6c0f8b23e1644a404.158986698... Signed-off-by: Sasha Levin sashal@kernel.org --- arch/powerpc/mm/ptdump/shared.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/arch/powerpc/mm/ptdump/shared.c b/arch/powerpc/mm/ptdump/shared.c index f7ed2f187cb0..784f8df17f73 100644 --- a/arch/powerpc/mm/ptdump/shared.c +++ b/arch/powerpc/mm/ptdump/shared.c @@ -30,6 +30,11 @@ static const struct flag_info flag_array[] = { .val = _PAGE_PRESENT, .set = "present", .clear = " ", + }, { + .mask = _PAGE_COHERENT, + .val = _PAGE_COHERENT, + .set = "coherent", + .clear = " ", }, { .mask = _PAGE_GUARDED, .val = _PAGE_GUARDED,