svn commit: r283479 - in head/sys: amd64/amd64 amd64/ia32 arm/arm i386/i386 mips/mips powerpc/powerpc sparc64/sparc64

Chagin Dmitry dchagin at freebsd.org
Sun May 24 19:35:00 UTC 2015


On Sun, May 24, 2015 at 09:25:15PM +0300, Konstantin Belousov wrote:
> On Sun, May 24, 2015 at 05:56:03PM +0000, Dmitry Chagin wrote:
> > Author: dchagin
> > Date: Sun May 24 17:56:02 2015
> > New Revision: 283479
> > URL: https://svnweb.freebsd.org/changeset/base/283479
> > 
> > Log:
> >   The kernel sends signals to the processes via ABI specific sv_sendsig method.
> >   Native ABI do not need signal conversion, only emulators may want this. Usually
> >   emulators implements its own sv_sendsig method. For now only ibcs2 emulator does
> >   not have own sv_sendsig implementation and depends on native sendsig() method.
> >   So, remove any extra attempts to convert signal numbers from native sendsig()
> >   methods except from i386 where ibsc2 is living.
> > 
> > Modified:
> >   head/sys/amd64/amd64/machdep.c
> >   head/sys/amd64/ia32/ia32_signal.c
> >   head/sys/arm/arm/machdep.c
> >   head/sys/i386/i386/machdep.c
> >   head/sys/mips/mips/freebsd32_machdep.c
> >   head/sys/mips/mips/pm_machdep.c
> >   head/sys/powerpc/powerpc/exec_machdep.c
> >   head/sys/sparc64/sparc64/machdep.c
> > 
> > Modified: head/sys/amd64/amd64/machdep.c
> > ==============================================================================
> > --- head/sys/amd64/amd64/machdep.c	Sun May 24 17:53:48 2015	(r283478)
> > +++ head/sys/amd64/amd64/machdep.c	Sun May 24 17:56:02 2015	(r283479)
> > @@ -398,10 +398,6 @@ sendsig(sig_t catcher, ksiginfo_t *ksi, 
> >  	/* Align to 16 bytes. */
> >  	sfp = (struct sigframe *)((unsigned long)sp & ~0xFul);
> >  
> > -	/* Translate the signal if appropriate. */
> > -	if (p->p_sysent->sv_sigtbl && sig <= p->p_sysent->sv_sigsize)
> > -		sig = p->p_sysent->sv_sigtbl[_SIG_IDX(sig)];
> > -
> Does struct sysent still need sv_sigtbl and sv_sigsize members then ?
ubsc2 share sendsig with i386, so this members still used

-- 
Have fun!
chd


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