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iocost: Fix iocost_monitor.py due to helper type mismatch 

iocost_monitor.py broke with recent versions of drgn due to helper
being stricter about types.  Fix it so that it uses the correct type.

Signed-off-by: Tejun Heo <tj@kernel.org>
Suggested-by: Omar Sandoval <osandov@fb.com>
This commit is contained in:
Tejun Heo 2020-01-17 11:54:35 -08:00
parent 3bc0bb36fa
commit 9ea37e24d4
1 changed files with 2 additions and 2 deletions
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4
tools/cgroup/iocost_monitor.py
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@ -72,7 +72,7 @@ class BlkgIterator:
name = BlkgIterator.blkcg_name(blkcg)
path = parent_path + '/' + name if parent_path else name
blkg = drgn.Object(prog, 'struct blkcg_gq',
address=radix_tree_lookup(blkcg.blkg_tree, q_id))
address=radix_tree_lookup(blkcg.blkg_tree.address_of_(), q_id))
if not blkg.address_:
return
@ -228,7 +228,7 @@ q_id = None
root_iocg = None
ioc = None
for i, ptr in radix_tree_for_each(blkcg_root.blkg_tree):
for i, ptr in radix_tree_for_each(blkcg_root.blkg_tree.address_of_()):
blkg = drgn.Object(prog, 'struct blkcg_gq', address=ptr)
try:
if devname == blkg.q.kobj.parent.name.string_().decode('utf-8'):