Re: [PATCH] pivot_root.2: Document EINVAL if root is rootfs

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Hello Joseph,

On 08/09/2018 06:23 AM, Joseph Sible wrote:
Per the comment on the pivot_root syscall in fs/namespace.c

Could you point me a little more precisely at the quote please?

Thanks

Michael

Signed-off-by: Joseph C. Sible <josephcsible@xxxxxxxxx>
---
  man2/pivot_root.2 | 3 +++
  1 file changed, 3 insertions(+)

diff --git a/man2/pivot_root.2 b/man2/pivot_root.2
index f744d29..2f8f5f4 100644
--- a/man2/pivot_root.2
+++ b/man2/pivot_root.2
@@ -112,6 +112,9 @@ or a filesystem is already mounted on \fIput_old\fP.
  .B EINVAL
  \fIput_old\fP is not underneath \fInew_root\fP.
  .TP
+.B EINVAL
+The current root is on the rootfs (initial ramfs) filesystem.
+.TP
  .B ENOTDIR
  \fInew_root\fP or \fIput_old\fP is not a directory.
  .TP
--
2.7.4

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