Messages in this thread | | | Date | Mon, 09 May 2005 18:32:14 +0400 | From | Oleg Nesterov <> | Subject | Re: [PATCH] Priority Lists for the RT mutex |
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Ingo Molnar wrote: > > What would be nice to achieve are [low-cost] reductions of the size of > struct rt_mutex (in include/linux/rt_lock.h), upon which all other > PI-aware locking objects are based. Right now it's 9 words, of which > struct plist is 5 words. Would be nice to trim this to 8 words - which > would give a nice round size of 32 bytes on 32-bit.
Yes, the size of pl_head in that patch is 4 words, it doesn't have ->prio.
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