Date: Tue, 22 May 2018 13:25:16 +0000 (UTC) From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r334038 - head/sys/amd64/include Message-ID: <201805221325.w4MDPG1X005124@repo.freebsd.org>
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Author: kib Date: Tue May 22 13:25:15 2018 New Revision: 334038 URL: https://svnweb.freebsd.org/changeset/base/334038 Log: Enable IBRS when entering an interrupt handler from usermode. Sponsored by: The FreeBSD Foundation MFC after: 1 week Modified: head/sys/amd64/include/asmacros.h Modified: head/sys/amd64/include/asmacros.h ============================================================================== --- head/sys/amd64/include/asmacros.h Tue May 22 13:21:44 2018 (r334037) +++ head/sys/amd64/include/asmacros.h Tue May 22 13:25:15 2018 (r334038) @@ -260,6 +260,7 @@ X\vec_name: jz 1f /* yes, leave PCB_FULL_IRET alone */ movq PCPU(CURPCB),%r8 andl $~PCB_FULL_IRET,PCB_FLAGS(%r8) + call handle_ibrs_entry 1: .endm
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