powerpc/xmon: fix dump_segments()

BugLink: https://bugs.launchpad.net/bugs/1855787
[ Upstream commit 32c8c4c621897199e690760c2d57054f8b84b6e6 ]

mfsrin() takes segment num from bits 31-28 (IBM bits 0-3).

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
[mpe: Clarify bit numbering]
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
Signed-off-by: Kleber Sacilotto de Souza <kleber.souza@canonical.com>

diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c
index 0decb2f48a2592a12727e786c06a03da6d9a47a7..f447a387c388d62ada3be99fecf511f609f12813 100644 (file)
--- a/arch/powerpc/xmon/xmon.c
+++ b/arch/powerpc/xmon/xmon.c
@@ -3434,7 +3434,7 @@ void dump_segments(void)
 
        printf("sr0-15 =");
        for (i = 0; i < 16; ++i)
-               printf(" %x", mfsrin(i));
+               printf(" %x", mfsrin(i << 28));
        printf("\n");
 }
 #endif