Date: Tue, 23 Mar 2010 01:26:17 +0000 (UTC) From: Nathan Whitehorn <nwhitehorn@FreeBSD.org> To: src-committers@freebsd.org, svn-src-projects@freebsd.org Subject: svn commit: r205499 - projects/ppc64/sys/powerpc/powerpc Message-ID: <201003230126.o2N1QHoZ001432@svn.freebsd.org>
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Author: nwhitehorn Date: Tue Mar 23 01:26:17 2010 New Revision: 205499 URL: http://svn.freebsd.org/changeset/base/205499 Log: Provide a useful comment. Modified: projects/ppc64/sys/powerpc/powerpc/exec_machdep.c Modified: projects/ppc64/sys/powerpc/powerpc/exec_machdep.c ============================================================================== --- projects/ppc64/sys/powerpc/powerpc/exec_machdep.c Tue Mar 23 01:24:23 2010 (r205498) +++ projects/ppc64/sys/powerpc/powerpc/exec_machdep.c Tue Mar 23 01:26:17 2010 (r205499) @@ -890,7 +890,7 @@ cpu_set_syscall_retval(struct thread *td tf->fixreg[FIRSTARG] = td->td_retval[0]; tf->fixreg[FIRSTARG + 1] = td->td_retval[1]; } - tf->cr &= ~0x10000000; /* XXX: Magic number */ + tf->cr &= ~0x10000000; /* Unset summary overflow */ break; case ERESTART: /* @@ -904,7 +904,7 @@ cpu_set_syscall_retval(struct thread *td p->p_sysent->sv_errtbl[error] : -1; } tf->fixreg[FIRSTARG] = error; - tf->cr |= 0x10000000; /* XXX: Magic number */ + tf->cr |= 0x10000000; /* Set summary overflow */ break; } }help
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