ioctl_xfs_goingdown(2) — Linux manual page


IOCTL-XFS-GOINGDOWN(2)       System Calls Manual      IOCTL-XFS-GOINGDOWN(2)

NAME         top

       ioctl_xfs_goingdown - shut down an XFS filesystem

SYNOPSIS         top

       #include <xfs/xfs_fs.h>

       int ioctl(int fd, XFS_IOC_GOINGDOWN, uint32_t flags);

DESCRIPTION         top

       Shuts down a live XFS filesystem.  This is a software initiated hard
       shutdown and should be avoided whenever possible.  After this call
       completes, the filesystem ill be totally unusable until the
       filesystem has been unmounted and remounted.

       flags can be one of the following:

                  Flush all dirty data and metadata to disk, flush pending
                  transactions to the log, and shut down.

                  Flush all pending metadata transactions to the log and
                  shut down, leaving all dirty data unwritten.

                  Shut down immediately, without writing pending
                  transactions or dirty data to disk.

RETURN VALUE         top

       On error, -1 is returned, and errno is set to indicate the error.

ERRORS         top

       Error codes can be one of, but are not limited to, the following:

              Metadata checksum validation failed while performing the

              Metadata corruption was encountered while performing the

       EIO    An I/O error was encountered while performing the query.

       EPERM  Caller did not have permission to shut down the filesystem.

CONFORMING TO         top

       This API is specific to XFS filesystem on the Linux kernel.

SEE ALSO         top


COLOPHON         top

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XFS                              2019-06-17           IOCTL-XFS-GOINGDOWN(2)

Pages that refer to this page: xfsctl(3)