Re: [PATCH 1/1] cp: leverage copy_file_range syscall for copy

2019-07-19 Thread Pádraig Brady
On 18/07/19 18:53, Olga Kornievskaia wrote: > Netapp doesn't currently have an NFSv4.2 spec implementation of copy > offload not to say it won't have one in the future. This has been pure > Linux to linux NFSv4.2 copy offload support that I'm putting in. Thanks for that info. > Also thank you

Re: [PATCH 1/1] cp: leverage copy_file_range syscall for copy

2019-07-18 Thread Olga Kornievskaia
On Thu, Jul 18, 2019 at 12:21 PM Pádraig Brady wrote: > > On 18/07/19 16:08, Olga Kornievskaia wrote: > > On Thu, Jul 18, 2019 at 7:54 AM Pádraig Brady wrote: > >> > >> On 15/07/19 17:37, Olga Kornievskaia wrote: > >>> From: Olga Kornievskaia > >>> > >>> Add an option of --copy-offload that

Re: [PATCH 1/1] cp: leverage copy_file_range syscall for copy

2019-07-18 Thread Pádraig Brady
On 18/07/19 16:08, Olga Kornievskaia wrote: > On Thu, Jul 18, 2019 at 7:54 AM Pádraig Brady wrote: >> >> On 15/07/19 17:37, Olga Kornievskaia wrote: >>> From: Olga Kornievskaia >>> >>> Add an option of --copy-offload that instead of doing a traditional >>> copy will utilize a copy_file_range()

Re: [PATCH 1/1] cp: leverage copy_file_range syscall for copy

2019-07-18 Thread Olga Kornievskaia
On Thu, Jul 18, 2019 at 7:54 AM Pádraig Brady wrote: > > On 15/07/19 17:37, Olga Kornievskaia wrote: > > From: Olga Kornievskaia > > > > Add an option of --copy-offload that instead of doing a traditional > > copy will utilize a copy_file_range() system call. For local file > > system this

Re: [PATCH 1/1] cp: leverage copy_file_range syscall for copy

2019-07-18 Thread Pádraig Brady
On 15/07/19 17:37, Olga Kornievskaia wrote: > From: Olga Kornievskaia > > Add an option of --copy-offload that instead of doing a traditional > copy will utilize a copy_file_range() system call. For local file > system this system call adds the benefit that no copy from > kernel space into user