Messages in this thread | | | Date | Wed, 13 May 2015 15:44:51 +1000 | Subject | Re: [PATCH v10 1/4] cgroups: use bitmask to filter for_each_subsys | From | Aleksa Sarai <> |
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Hi Tejun,
> Hmmmm... You can either convert all masks to ulong (which is fine) or > do something like the following. > > #define for_each_subsys_which(ss_mask, ss, ssid) \ > unsigned long __tmp_mask = (ss_mask); \ > for_each_set_bit(ssid, &__tmp_mask, CGROUP_SUBSYS_COUNT)\ > if ((ss) = group_subsys[ssid] && false) \ > ; \ > else
I think I'll just do casting and manually make new variables where required. The above (and similar) doesn't work very well, generates warnings like crazy and breaks stuff like:
if (...) for_each_subsys_which(...)
-- Aleksa Sarai (cyphar) www.cyphar.com
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