Re: [PATCH] utimensat: immutable flag returns -EPERM

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Hello Goldwyn,

On 6/5/17 4:18 PM, Goldwyn Rodrigues wrote:
> From: Goldwyn Rodrigues <rgoldwyn@xxxxxxxx>
> 
> Linux kernel commit 337684a1746f "fs: return EPERM on immutable inode"
> changed (nd unified the return value of the utimensat(2) from -EACCES
> to -EPERM in case of an immutable flag. Modify the man page to
> reflect the same.
> 
> The entire discussion of returning the correct return value is at:
> http://lists.linux.it/pipermail/ltp/2017-January/003424.html
> 
> Signed-off-by: Goldwyn Rodrigues <rgoldwyn@xxxxxxxx>

Thanks. Patch (finally) applied.

Cheers,

Michael

> ---
>  man2/utimensat.2 | 10 ++--------
>  1 file changed, 2 insertions(+), 8 deletions(-)
> 
> diff --git a/man2/utimensat.2 b/man2/utimensat.2
> index f77d0b42a..c0bdf8808 100644
> --- a/man2/utimensat.2
> +++ b/man2/utimensat.2
> @@ -238,10 +238,7 @@ or both
>  .I tv_nsec
>  values are
>  .BR UTIME_NOW ,
> -and either:
> -.RS
> -.IP * 3
> -the effective user ID of the caller does not match
> +and the effective user ID of the caller does not match
>  the owner of the file,
>  the caller does not have write access to the file,
>  and the caller is not privileged
> @@ -249,7 +246,7 @@ and the caller is not privileged
>  .B CAP_FOWNER
>  or the
>  .B CAP_DAC_OVERRIDE
> -capability); or,
> +capability).
>  .\" But Linux 2.6.22 was broken here.
>  .\" Traditionally, utime()/utimes() gives the error EACCES for the case
>  .\" where the timestamp pointer argument is NULL (i.e., set both timestamps
> @@ -271,9 +268,6 @@ capability); or,
>  .\" and the permissions of the directory to which
>  .\" .I fd
>  .\" refers do not allow searches.
> -.IP *
> -the file is marked immutable (see
> -.BR chattr (1)).
>  .\" EXT2_IMMUTABLE_FL and similar flags for other filesystems.
>  .RE
>  .TP
> 


-- 
Michael Kerrisk
Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/
Linux/UNIX System Programming Training: http://man7.org/training/



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