From owner-svn-src-head@freebsd.org Fri Jul 6 19:50:27 2018 Return-Path: Delivered-To: svn-src-head@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id EE2161024ED7; Fri, 6 Jul 2018 19:50:26 +0000 (UTC) (envelope-from kib@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id A170F939BC; Fri, 6 Jul 2018 19:50:26 +0000 (UTC) (envelope-from kib@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 81F83539D; Fri, 6 Jul 2018 19:50:26 +0000 (UTC) (envelope-from kib@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id w66JoQ0Z081331; Fri, 6 Jul 2018 19:50:26 GMT (envelope-from kib@FreeBSD.org) Received: (from kib@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id w66JoP2F081328; Fri, 6 Jul 2018 19:50:25 GMT (envelope-from kib@FreeBSD.org) Message-Id: <201807061950.w66JoP2F081328@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: kib set sender to kib@FreeBSD.org using -f From: Konstantin Belousov Date: Fri, 6 Jul 2018 19:50:25 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r336046 - in head/sys: amd64/include i386/include sys X-SVN-Group: head X-SVN-Commit-Author: kib X-SVN-Commit-Paths: in head/sys: amd64/include i386/include sys X-SVN-Commit-Revision: 336046 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.27 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 06 Jul 2018 19:50:27 -0000 Author: kib Date: Fri Jul 6 19:50:25 2018 New Revision: 336046 URL: https://svnweb.freebsd.org/changeset/base/336046 Log: Revert to recommit with the proper message. Modified: head/sys/amd64/include/counter.h head/sys/amd64/include/pcpu.h head/sys/i386/include/pcpu.h head/sys/sys/pcpu.h Modified: head/sys/amd64/include/counter.h ============================================================================== --- head/sys/amd64/include/counter.h Fri Jul 6 19:48:47 2018 (r336045) +++ head/sys/amd64/include/counter.h Fri Jul 6 19:50:25 2018 (r336046) @@ -83,11 +83,18 @@ counter_u64_zero_inline(counter_u64_t c) static inline void counter_u64_add(counter_u64_t c, int64_t inc) { - + int64_t *p; +#ifdef notyet __asm __volatile("addq\t%1,%%gs:(%0)" : : "r" ((char *)c - (char *)&__pcpu[0]), "ri" (inc) : "memory", "cc"); +#endif + /* temporary */ + critical_enter(); + p = zpcpu_get(c); + *p += inc; + critical_exit(); } #endif /* ! __MACHINE_COUNTER_H__ */ Modified: head/sys/amd64/include/pcpu.h ============================================================================== --- head/sys/amd64/include/pcpu.h Fri Jul 6 19:48:47 2018 (r336045) +++ head/sys/amd64/include/pcpu.h Fri Jul 6 19:50:25 2018 (r336046) @@ -76,7 +76,8 @@ uint32_t pc_pcid_gen; \ uint32_t pc_smp_tlb_done; /* TLB op acknowledgement */ \ uint32_t pc_ibpb_set; \ - char __pad[3288] /* pad to UMA_PCPU_ALLOC_SIZE */ + char __pad[216] /* be divisor of PAGE_SIZE \ + after cache alignment */ #define PC_DBREG_CMD_NONE 0 #define PC_DBREG_CMD_LOAD 1 Modified: head/sys/i386/include/pcpu.h ============================================================================== --- head/sys/i386/include/pcpu.h Fri Jul 6 19:48:47 2018 (r336045) +++ head/sys/i386/include/pcpu.h Fri Jul 6 19:50:25 2018 (r336046) @@ -80,7 +80,7 @@ caddr_t pc_pmap_eh_ptep; \ uint32_t pc_smp_tlb_done; /* TLB op acknowledgement */ \ uint32_t pc_ibpb_set; \ - char __pad[3610] + char __pad[538] #ifdef _KERNEL Modified: head/sys/sys/pcpu.h ============================================================================== --- head/sys/sys/pcpu.h Fri Jul 6 19:48:47 2018 (r336045) +++ head/sys/sys/pcpu.h Fri Jul 6 19:50:25 2018 (r336046) @@ -185,6 +185,14 @@ struct pcpu { PCPU_MD_FIELDS; } __aligned(CACHE_LINE_SIZE); +#ifdef CTASSERT +/* + * To minimize memory waste in per-cpu UMA zones, size of struct pcpu + * should be denominator of PAGE_SIZE. + */ +CTASSERT((PAGE_SIZE / sizeof(struct pcpu)) * sizeof(struct pcpu) == PAGE_SIZE); +#endif + #ifdef _KERNEL STAILQ_HEAD(cpuhead, pcpu); @@ -200,19 +208,6 @@ extern struct pcpu *cpuid_to_pcpu[]; #define curvidata PCPU_GET(vidata) #define UMA_PCPU_ALLOC_SIZE PAGE_SIZE - -#ifdef CTASSERT -#if defined(__i386__) || defined(__amd64__) -/* Required for counters(9) to work on x86. */ -CTASSERT(sizeof(struct pcpu) == UMA_PCPU_ALLOC_SIZE); -#else -/* - * To minimize memory waste in per-cpu UMA zones, size of struct pcpu - * should be denominator of PAGE_SIZE. - */ -CTASSERT((PAGE_SIZE / sizeof(struct pcpu)) * sizeof(struct pcpu) == PAGE_SIZE); -#endif /* UMA_PCPU_ALLOC_SIZE && x86 */ -#endif /* CTASSERT */ /* Accessor to elements allocated via UMA_ZONE_PCPU zone. */ static inline void *