On 07-Mar-01 John Baldwin wrote:
> On 07-Mar-01 John Baldwin wrote:
>> jhb         2001/03/06 18:59:54 PST
>>   Modified files:
>>     sys/kern             kern_sig.c 
>>   Log:
>>   - Proc locking.  Most of signal handling is now MP safe and doesn't
>>   require
>>     Giant.  The only exception is the CANSIGNAL() macro.  Unlocking the proc
>>     lock around sendsig() in trapsignal() is also questionable.  Note that
>>     the functions sigexit(), psignal(), and issignal() must be called with
>>     the proc lock of the process in question held.  postsig() and
>>     trapsignal() should not be called with the proc lock held, but they
>>     also do not require Giant anymore either.
>>   - Remove spl's that are now no longer needed as they are fully replaced.
>>   Revision  Changes    Path
>>   1.110     +163 -71   src/sys/kern/kern_sig.c
> Until I finish committing all the changes to lock the process when calling
> psignal() and sigexit(), a kernel with INVARIANTS will panic.  I'll send
> another message when I'm done.

Ok, it should work again.  I'll be making one or two more commits in a bit, but
the kernel as it stands now should work fine.


John Baldwin <[EMAIL PROTECTED]> -- http://www.FreeBSD.org/~jhb/
PGP Key: http://www.baldwin.cx/~john/pgpkey.asc
"Power Users Use the Power to Serve!"  -  http://www.FreeBSD.org/

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