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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2016-06-18 01:55:13 +0200
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2016-06-18 01:55:13 +0200
commit9d066a252786e1a18484a6283f82614d42a9f4ac (patch)
tree72188d2f86b3d0c4100257c8d5734f2c648a8bc7 /scripts/gdb/linux/lists.py
parent79ee2e8f730411a30b271d5f9cdeae189fa66174 (diff)
parentb00345d1994d588fa2687e1238fcd542f0320cba (diff)
Merge branches 'pm-opp' and 'pm-cpufreq-fixes'
* pm-opp: PM / OPP: Add 'UNKNOWN' status for shared_opp in struct opp_table * pm-cpufreq-fixes: cpufreq: intel_pstate: Adjust _PSS[0] freqeuency if needed
Diffstat (limited to 'scripts/gdb/linux/lists.py')
-rw-r--r--scripts/gdb/linux/lists.py21
1 files changed, 21 insertions, 0 deletions
diff --git a/scripts/gdb/linux/lists.py b/scripts/gdb/linux/lists.py
index 3a3775bc162b..2f335fbd86fd 100644
--- a/scripts/gdb/linux/lists.py
+++ b/scripts/gdb/linux/lists.py
@@ -18,6 +18,27 @@ from linux import utils
list_head = utils.CachedType("struct list_head")
+def list_for_each(head):
+ if head.type == list_head.get_type().pointer():
+ head = head.dereference()
+ elif head.type != list_head.get_type():
+ raise gdb.GdbError("Must be struct list_head not {}"
+ .format(head.type))
+
+ node = head['next'].dereference()
+ while node.address != head.address:
+ yield node.address
+ node = node['next'].dereference()
+
+
+def list_for_each_entry(head, gdbtype, member):
+ for node in list_for_each(head):
+ if node.type != list_head.get_type().pointer():
+ raise TypeError("Type {} found. Expected struct list_head *."
+ .format(node.type))
+ yield utils.container_of(node, gdbtype, member)
+
+
def list_check(head):
nb = 0
if (head.type == list_head.get_type().pointer()):