summaryrefslogtreecommitdiff
path: root/scripts/gdb/linux/dmesg.py
diff options
context:
space:
mode:
authorThomas Zimmermann <tzimmermann@suse.de>2022-08-17 08:40:32 +0200
committerThomas Zimmermann <tzimmermann@suse.de>2022-08-17 08:40:32 +0200
commitcf36ae3e5802716617b9e4d902a31048240396b0 (patch)
tree2729abc9dae00a6ae10608fbd80bef8335442ed2 /scripts/gdb/linux/dmesg.py
parent82a1356a933d8443139f8886f11b63c974a09a67 (diff)
parent568035b01cfb107af8d2e4bd2fb9aea22cf5b868 (diff)
Merge drm/drm-fixes into drm-misc-fixes
Backmerging for v6.0-rc1. Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Diffstat (limited to 'scripts/gdb/linux/dmesg.py')
-rw-r--r--scripts/gdb/linux/dmesg.py9
1 files changed, 3 insertions, 6 deletions
diff --git a/scripts/gdb/linux/dmesg.py b/scripts/gdb/linux/dmesg.py
index d5983cf3db7d..c771831eb077 100644
--- a/scripts/gdb/linux/dmesg.py
+++ b/scripts/gdb/linux/dmesg.py
@@ -22,7 +22,6 @@ prb_desc_type = utils.CachedType("struct prb_desc")
prb_desc_ring_type = utils.CachedType("struct prb_desc_ring")
prb_data_ring_type = utils.CachedType("struct prb_data_ring")
printk_ringbuffer_type = utils.CachedType("struct printk_ringbuffer")
-atomic_long_type = utils.CachedType("atomic_long_t")
class LxDmesg(gdb.Command):
"""Print Linux kernel log buffer."""
@@ -68,8 +67,6 @@ class LxDmesg(gdb.Command):
off = prb_data_ring_type.get_type()['data'].bitpos // 8
text_data_addr = utils.read_ulong(text_data_ring, off)
- counter_off = atomic_long_type.get_type()['counter'].bitpos // 8
-
sv_off = prb_desc_type.get_type()['state_var'].bitpos // 8
off = prb_desc_type.get_type()['text_blk_lpos'].bitpos // 8
@@ -89,9 +86,9 @@ class LxDmesg(gdb.Command):
# read in tail and head descriptor ids
off = prb_desc_ring_type.get_type()['tail_id'].bitpos // 8
- tail_id = utils.read_u64(desc_ring, off + counter_off)
+ tail_id = utils.read_atomic_long(desc_ring, off)
off = prb_desc_ring_type.get_type()['head_id'].bitpos // 8
- head_id = utils.read_u64(desc_ring, off + counter_off)
+ head_id = utils.read_atomic_long(desc_ring, off)
did = tail_id
while True:
@@ -102,7 +99,7 @@ class LxDmesg(gdb.Command):
desc = utils.read_memoryview(inf, desc_addr + desc_off, desc_sz).tobytes()
# skip non-committed record
- state = 3 & (utils.read_u64(desc, sv_off + counter_off) >> desc_flags_shift)
+ state = 3 & (utils.read_atomic_long(desc, sv_off) >> desc_flags_shift)
if state != desc_committed and state != desc_finalized:
if did == head_id:
break