Messages in this thread | | | Subject | Re: [PATCH] guard mm->rss with page_table_lock (241p11) | Date | Tue, 30 Jan 2001 08:18:56 +0000 | From | David Howells <> |
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>... > + spin_lock(&mm->page_table_lock); > mm->rss++; > + spin_unlock(&mm->page_table_lock); >...
Would it not be better to use some sort of atomic add/subtract/clear operation rather than a spinlock? (Which would also give you fewer atomic memory access cycles).
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