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authorIngo Molnar <mingo@kernel.org>2022-08-30 10:27:33 +0200
committerIngo Molnar <mingo@kernel.org>2022-08-30 10:28:15 +0200
commit53aa930dc4bae6aa269951bd37103083145d6691 (patch)
tree1b228764df620cf5bbc206ba4835fcb437781722 /scripts/gdb/linux/utils.py
parent5531ecffa4b923bc7739e9ea73c552d80af602dc (diff)
parent09348d75a6ce60eec85c86dd0ab7babc4db3caf6 (diff)
Merge branch 'sched/warnings' into sched/core, to pick up WARN_ON_ONCE() conversion commit
Merge in the BUG_ON() => WARN_ON_ONCE() conversion commit. Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'scripts/gdb/linux/utils.py')
-rw-r--r--scripts/gdb/linux/utils.py14
1 files changed, 12 insertions, 2 deletions
diff --git a/scripts/gdb/linux/utils.py b/scripts/gdb/linux/utils.py
index ff7c1799d588..1553f68716cc 100644
--- a/scripts/gdb/linux/utils.py
+++ b/scripts/gdb/linux/utils.py
@@ -35,13 +35,12 @@ class CachedType:
long_type = CachedType("long")
-
+atomic_long_type = CachedType("atomic_long_t")
def get_long_type():
global long_type
return long_type.get_type()
-
def offset_of(typeobj, field):
element = gdb.Value(0).cast(typeobj)
return int(str(element[field].address).split()[0], 16)
@@ -129,6 +128,17 @@ def read_ulong(buffer, offset):
else:
return read_u32(buffer, offset)
+atomic_long_counter_offset = atomic_long_type.get_type()['counter'].bitpos
+atomic_long_counter_sizeof = atomic_long_type.get_type()['counter'].type.sizeof
+
+def read_atomic_long(buffer, offset):
+ global atomic_long_counter_offset
+ global atomic_long_counter_sizeof
+
+ if atomic_long_counter_sizeof == 8:
+ return read_u64(buffer, offset + atomic_long_counter_offset)
+ else:
+ return read_u32(buffer, offset + atomic_long_counter_offset)
target_arch = None