Date: Fri, 7 Feb 2020 22:45:09 +0000 (UTC) From: Mateusz Guzik <mjg@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r357674 - head/sys/sys Message-ID: <202002072245.017Mj91v037975@repo.freebsd.org>
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Author: mjg Date: Fri Feb 7 22:45:09 2020 New Revision: 357674 URL: https://svnweb.freebsd.org/changeset/base/357674 Log: vfs: use newly added zpcpu routines instead of direct access where appropriate Modified: head/sys/sys/mount.h Modified: head/sys/sys/mount.h ============================================================================== --- head/sys/sys/mount.h Fri Feb 7 22:44:41 2020 (r357673) +++ head/sys/sys/mount.h Fri Feb 7 22:45:09 2020 (r357674) @@ -1001,14 +1001,14 @@ int vfs_mount_fetch_counter(struct mount *, enum mount */ #define vfs_op_thread_entered(mp) ({ \ MPASS(curthread->td_critnest > 0); \ - *(int *)zpcpu_get(mp->mnt_thread_in_ops_pcpu) == 1; \ + *zpcpu_get(mp->mnt_thread_in_ops_pcpu) == 1; \ }) #define vfs_op_thread_enter(mp) ({ \ bool _retval = true; \ critical_enter(); \ MPASS(!vfs_op_thread_entered(mp)); \ - *(int *)zpcpu_get(mp->mnt_thread_in_ops_pcpu) = 1; \ + zpcpu_set_protected(mp->mnt_thread_in_ops_pcpu, 1); \ atomic_thread_fence_seq_cst(); \ if (__predict_false(mp->mnt_vfs_ops > 0)) { \ vfs_op_thread_exit(mp); \ @@ -1020,18 +1020,18 @@ int vfs_mount_fetch_counter(struct mount *, enum mount #define vfs_op_thread_exit(mp) do { \ MPASS(vfs_op_thread_entered(mp)); \ atomic_thread_fence_rel(); \ - *(int *)zpcpu_get(mp->mnt_thread_in_ops_pcpu) = 0; \ + zpcpu_set_protected(mp->mnt_thread_in_ops_pcpu, 0); \ critical_exit(); \ } while (0) #define vfs_mp_count_add_pcpu(mp, count, val) do { \ MPASS(vfs_op_thread_entered(mp)); \ - (*(int *)zpcpu_get(mp->mnt_##count##_pcpu)) += val; \ + zpcpu_add_protected(mp->mnt_##count##_pcpu, val); \ } while (0) #define vfs_mp_count_sub_pcpu(mp, count, val) do { \ MPASS(vfs_op_thread_entered(mp)); \ - (*(int *)zpcpu_get(mp->mnt_##count##_pcpu)) -= val; \ + zpcpu_sub_protected(mp->mnt_##count##_pcpu, val); \ } while (0) #else /* !_KERNEL */
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