[PATCH 0/5] staging:lustre: split kernel comm between user and kernel

Greg Kroah-Hartman gregkh at linuxfoundation.org
Sun Oct 25 01:56:23 UTC 2015


On Fri, Oct 23, 2015 at 03:59:12PM -0400, James Simmons wrote:
> The kernel communication code used for HSM and changelog is
> entangled. Move the user space bits into the liblustreapi. This will
> also help for a possible relicensing. The kernel portion is also moved
> from libcfs to obdclass.
> 
> The original libcfs_kernelcomm.h header is split into three parts:
> 
>   * lustre_kernelcomm.h, a new header for the kernel parts;
>   * uapi_kernelcomm.h, a new header for the data structures shared
>     between userspace and kernelspace;
>   * lustreapi_internal.h receives the private liblustreapi prototypes.
> 
> The original code in kernel_user_comm.c is split into two parts:
> 
>   * obdclass/kernelcomm.c for the kernel part. filp_user_write() was
>     moved there, and linux-fs.c deleted;
>   * liblustreapi_kernelconn.c for the user part. The calls to CDEBUG
>     have been removed, and calls to CERROR have been transformed to
>     llapi_err_noerrno. The type lustre_kernelcomm has been removed and
>     replace by struct lustre_kernelcomm.
> 
> Various names and filenames have been harmonized to *kernelcomm*.
> 
> The unused symbol KUC_FL_BLOCK has been removed.
> 
> Signed-off-by: frank zago <fzago at cray.com>
> Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-6245
> Reviewed-on: http://review.whamcloud.com/14270
> Reviewed-by: Nathan Rutman <nathan.rutman at seagate.com>
> Reviewed-by: James Simmons <uja.ornl at yahoo.com>
> Reviewed-by: Dmitry Eremin <dmitry.eremin at intel.com>
> Reviewed-by: John L. Hammond <john.hammond at intel.com>
> Reviewed-by: Oleg Drokin <oleg.drokin at intel.com>

The series didn't all have numbers on them, so I don't know what order
to apply them in :(

Please resend them with the proper numbering on them so I know what to
do here.

thanks,

greg k-h


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