Messages in this thread | | | Date | Mon, 19 Sep 2005 22:30:32 +0100 (BST) | From | Hugh Dickins <> | Subject | Re: Multi-Threaded fork() correctness on Linux 2.4 & 2.6 |
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On Mon, 19 Sep 2005, Linus Torvalds wrote: > > Hmm. But we do hold the mmap_sem for writing, and we flush before we > release it, so it should still be ok. The page fault case needs to get it > for reading anyway. > > Yeah, the page_table_lock might make more sense, but I think the mmap_sem > thing works equally well.
Yes, you're both ahead of me: thank you for working that out: no issue.
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