Re: [Acl-devel] attr ptest failed on fsl_ls1021a

[Mike Frysinger]

On 10 Nov 2016 13:39, Dengke Du wrote:
> My arch is arm ( armv7l), fsl_ls1021a
> 
> When I ran test:
> 
>      $ setfattr -n user. -v value testfile
> 
> It output:
> 
>      setfattr: test: Operation not supported
> 
> It should be :
> 
>      setfattr: test: Invalid argument
> 
> I uesd strace tracing it, it output the following:
> 
>      setxattr("test", "user.", "value", 5, 0) = -1 EOPNOTSUPP (Operation 
> not supported)
> 
> On my x86_64 was correct,
> 
>      setxattr("test", "user.", "value", 5, 0) = -1 EINVAL (Invalid argument)
> 
> Can anybody tell me why?

you're seeing kernel behavior, not acl/attr behavior

the kernel will return EOPNOTSUPP when the FS in question doesn't
support xattrs at all.  EINVAL comes up when xattrs are supported
but the requested operation is invalid.

i.e. what you're reporting is not a bug but WAI.
-mike

signature.asc
Description: Digital signature