diff options
Diffstat (limited to 'man2/pivot_root.2')
| -rw-r--r-- | man2/pivot_root.2 | 36 |
1 files changed, 18 insertions, 18 deletions
diff --git a/man2/pivot_root.2 b/man2/pivot_root.2 index 832637dc5..55328b7db 100644 --- a/man2/pivot_root.2 +++ b/man2/pivot_root.2 @@ -23,7 +23,7 @@ Standard C library glibc provides no wrapper for .BR pivot_root (), necessitating the use of -.BR syscall (2). +.MR syscall 2 . .SH DESCRIPTION .BR pivot_root () changes the root mount in the mount namespace of the calling process. @@ -90,7 +90,7 @@ On error, \-1 is returned, and .SH ERRORS .BR pivot_root () may fail with any of the same errors as -.BR stat (2). +.MR stat 2 . Additionally, it may fail with the following errors: .TP .B EBUSY @@ -127,7 +127,7 @@ is not a mount point. .B EINVAL The current root directory is not a mount point (because of an earlier -.BR chroot (2)). +.MR chroot 2 ). .TP .B EINVAL The current root is on the rootfs (initial ramfs) mount; see NOTES. @@ -157,7 +157,7 @@ Linux. Linux 2.3.41. .SH NOTES A command-line interface for this system call is provided by -.BR pivot_root (8). +.MR pivot_root 8 . .P .BR pivot_root () allows the caller to switch to a new root filesystem while at the same time @@ -173,7 +173,7 @@ One use of .BR pivot_root () is during system startup, when the system mounts a temporary root filesystem (e.g., an -.BR initrd (4)), +.MR initrd 4 ), then mounts the real root filesystem, and eventually turns the latter into the root directory of all relevant processes and threads. A modern use is to set up a root filesystem during @@ -196,9 +196,9 @@ to delete everything in rootfs, overmount rootfs with the new root, attach to the new .IR /dev/console , and exec the new -.BR init (1). +.MR init 1 . Helper programs for this process exist; see -.BR switch_root (8). +.MR switch_root 8 . .\" .SS pivot_root(\[dq].\[dq], \[dq].\[dq]) .I new_root @@ -264,15 +264,15 @@ was first implemented and will not change now. The program below demonstrates the use of .BR pivot_root () inside a mount namespace that is created using -.BR clone (2). +.MR clone 2 . After pivoting to the root directory named in the program's first command-line argument, the child created by -.BR clone (2) +.MR clone 2 then executes the program named in the remaining command-line arguments. .P We demonstrate the program by creating a directory that will serve as the new root filesystem and placing a copy of the (statically linked) -.BR busybox (1) +.MR busybox 1 executable in that directory. .P .in +4n @@ -399,11 +399,11 @@ main(int argc, char *argv[]) .EE .\" SRC END .SH SEE ALSO -.BR chdir (2), -.BR chroot (2), -.BR mount (2), -.BR stat (2), -.BR initrd (4), -.BR mount_namespaces (7), -.BR pivot_root (8), -.BR switch_root (8) +.MR chdir 2 , +.MR chroot 2 , +.MR mount 2 , +.MR stat 2 , +.MR initrd 4 , +.MR mount_namespaces 7 , +.MR pivot_root 8 , +.MR switch_root 8 |