Re: [Xen-devel] [RFC PATCH 4/8] gcov: add new interface and 3.4 and 4.7 format support

2016-10-07 Thread Wei Liu
On Fri, Oct 07, 2016 at 05:52:50AM -0600, Jan Beulich wrote: > >>> On 07.10.16 at 13:43, wrote: > > On Fri, Oct 07, 2016 at 12:10:25PM +0100, Wei Liu wrote: > >> On Fri, Oct 07, 2016 at 05:06:42AM -0600, Jan Beulich wrote: > >> > >>> On 06.10.16 at 16:37, wrote: > >> > > A new sysctl interface fo

Re: [Xen-devel] [RFC PATCH 4/8] gcov: add new interface and 3.4 and 4.7 format support

2016-10-07 Thread Jan Beulich
>>> On 07.10.16 at 13:43, wrote: > On Fri, Oct 07, 2016 at 12:10:25PM +0100, Wei Liu wrote: >> On Fri, Oct 07, 2016 at 05:06:42AM -0600, Jan Beulich wrote: >> > >>> On 06.10.16 at 16:37, wrote: >> > > A new sysctl interface for passing gcov data back to userspace. The new >> > > interface uses a

Re: [Xen-devel] [RFC PATCH 4/8] gcov: add new interface and 3.4 and 4.7 format support

2016-10-07 Thread Wei Liu
On Fri, Oct 07, 2016 at 12:10:25PM +0100, Wei Liu wrote: > On Fri, Oct 07, 2016 at 05:06:42AM -0600, Jan Beulich wrote: > > >>> On 06.10.16 at 16:37, wrote: > > > A new sysctl interface for passing gcov data back to userspace. The new > > > interface uses a customised record file format. The new s

Re: [Xen-devel] [RFC PATCH 4/8] gcov: add new interface and 3.4 and 4.7 format support

2016-10-07 Thread Wei Liu
On Fri, Oct 07, 2016 at 05:06:42AM -0600, Jan Beulich wrote: > >>> On 06.10.16 at 16:37, wrote: > > A new sysctl interface for passing gcov data back to userspace. The new > > interface uses a customised record file format. The new sysctl reuses > > original sysctl number but renames the op to gco

Re: [Xen-devel] [RFC PATCH 4/8] gcov: add new interface and 3.4 and 4.7 format support

2016-10-07 Thread Jan Beulich
>>> On 06.10.16 at 16:37, wrote: > A new sysctl interface for passing gcov data back to userspace. The new > interface uses a customised record file format. The new sysctl reuses > original sysctl number but renames the op to gcov_op. > > Both gcc 3.4 and 4.7 format are supported. The code is rew

[Xen-devel] [RFC PATCH 4/8] gcov: add new interface and 3.4 and 4.7 format support

2016-10-06 Thread Wei Liu
A new sysctl interface for passing gcov data back to userspace. The new interface uses a customised record file format. The new sysctl reuses original sysctl number but renames the op to gcov_op. Both gcc 3.4 and 4.7 format are supported. The code is rewritten so that a new format can be easily ad