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Date:      Mon, 27 Jul 2020 16:25:18 +0000 (UTC)
From:      John Baldwin <jhb@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r363613 - head/sys/mips/mips
Message-ID:  <202007271625.06RGPI9b051028@repo.freebsd.org>

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Author: jhb
Date: Mon Jul 27 16:25:18 2020
New Revision: 363613
URL: https://svnweb.freebsd.org/changeset/base/363613

Log:
  Don't include T_USER in si_trapno reported to userland.
  
  Signals are only reported for user traps, so T_USER is redundant.  It
  is also a software convention and not included in the value reported
  by the hardware.
  
  Reviewed by:	kib
  Obtained from:	CheriBSD
  Sponsored by:	DARPA
  Differential Revision:	https://reviews.freebsd.org/D25769

Modified:
  head/sys/mips/mips/trap.c

Modified: head/sys/mips/mips/trap.c
==============================================================================
--- head/sys/mips/mips/trap.c	Mon Jul 27 15:34:07 2020	(r363612)
+++ head/sys/mips/mips/trap.c	Mon Jul 27 16:25:18 2020	(r363613)
@@ -1107,7 +1107,7 @@ err:
 	ksi.ksi_signo = i;
 	ksi.ksi_code = ucode;
 	ksi.ksi_addr = (void *)addr;
-	ksi.ksi_trapno = type;
+	ksi.ksi_trapno = type & ~T_USER;
 	trapsignal(td, &ksi);
 out:
 



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