On Tue, 18 Sep 2001, David Howells wrote:
> Okay preliminary as-yet-untested patch to cure coredumping of the need
> to hold the mm semaphore:
> - kernel/fork.c: function to partially copy an mm_struct and attach it
> to the task_struct in place of the old.
Oh, please no.
If the choice is between a hack to do strange and incomprehensible things
for a special case, and just making the semaphores do the same thing
rw-spinlocks do and make the problem go away naturally, Ill take #2 any
day. The patches already exist, after all.
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This archive was generated by hypermail 2b29 : Sun Sep 23 2001 - 21:00:26 EST