tree 9736ef15e0250810f204bfb8d6987bd71eeba111
parent 799dd75b1a8380a967c929a4551895788c374b31
author Eric Sandeen <sandeen@redhat.com> 1255401267 -0500
committer Jan Kara <jack@suse.cz> 1257949369 +0100

ext3: retry failed direct IO allocations

On a 256M 4k block filesystem, doing this in a loop:

    dd if=/dev/zero of=test oflag=direct bs=1M count=64
    rm -f test

eventually leads to spurious ENOSPC:

    dd: writing `test': No space left on device

As with other block allocation callers, it looks like we need to
potentially retry the allocations on the initial ENOSPC.

A similar patch went into ext4 (commit
fbbf69456619de5d251cb9f1df609069178c62d5)

Signed-off-by: Eric Sandeen <sandeen@redhat.com>
Signed-off-by: Jan Kara <jack@suse.cz>