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Date:      Sun, 29 Dec 2019 13:54:03 +0000 (UTC)
From:      Edward Tomasz Napierala <trasz@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r356172 - head/sys/compat/linux
Message-ID:  <201912291354.xBTDs3Oa044972@repo.freebsd.org>

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Author: trasz
Date: Sun Dec 29 13:54:02 2019
New Revision: 356172
URL: https://svnweb.freebsd.org/changeset/base/356172

Log:
  Make Linux stat(2) et al distinguish between block and character
  devices.  It's required for LTP, among other things.  It's not
  complete, but good enough for now.
  
  Reviewed by:	kib
  MFC after:	2 weeks
  Sponsored by:	The FreeBSD Foundation
  Differential Revision:	https://reviews.freebsd.org/D22950

Modified:
  head/sys/compat/linux/linux_stats.c

Modified: head/sys/compat/linux/linux_stats.c
==============================================================================
--- head/sys/compat/linux/linux_stats.c	Sun Dec 29 12:24:41 2019	(r356171)
+++ head/sys/compat/linux/linux_stats.c	Sun Dec 29 13:54:02 2019	(r356172)
@@ -65,6 +65,11 @@ translate_vnhook_major_minor(struct vnode *vp, struct 
 {
 	int major, minor;
 
+	if (vn_isdisk(vp, NULL)) {
+		sb->st_mode &= ~S_IFMT;
+		sb->st_mode |= S_IFBLK;
+	}
+
 	if (vp->v_type == VCHR && vp->v_rdev != NULL &&
 	    linux_driver_get_major_minor(devtoname(vp->v_rdev),
 	    &major, &minor) == 0) {
@@ -114,6 +119,10 @@ translate_fd_major_minor(struct thread *td, int fd, st
 	    fget(td, fd, &cap_no_rights, &fp) != 0)
 		return;
 	vp = fp->f_vnode;
+	if (vp != NULL && vn_isdisk(vp, NULL)) {
+		buf->st_mode &= ~S_IFMT;
+		buf->st_mode |= S_IFBLK;
+	}
 	if (vp != NULL && vp->v_rdev != NULL &&
 	    linux_driver_get_major_minor(devtoname(vp->v_rdev),
 					 &major, &minor) == 0) {



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