Messages in this thread | | | Date | Mon, 30 Jul 2007 10:42:09 -0700 | From | Stephane Eranian <> | Subject | Re: [PATCH] remove unused TIF_NOTIFY_RESUME (take 2) |
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Andrew,
On Mon, Jul 30, 2007 at 10:21:15AM -0700, Andrew Morton wrote: > On Mon, 30 Jul 2007 02:30:34 -0700 Stephane Eranian <eranian@hpl.hp.com> wrote: > > > This following patch removes the TIF_NOTIFY_RESUME flag for thread_info. It is unused > > on all but the IA-64 architecture. This is take 2 of this patch. In this version, > > The definition is removed but no re-numbering of the TIF flags is done to minimize > > the possibility of errors and reduce the size of the patch. > > > > For IA-64, we ran out of low-order bits (first 7 bits). Adding a bit for perfmon > > would cause important code rescheduling changes in the kernel entry/exit path. Instead, > > we replace TIF_NOTIFY_RESUME with TIF_PERFMON_WORK. This way we get very close to what the > > new perfmon code base is doing. > > This has been (painfully) maintained in -mm for quite a long time. I've > been waiting for everyone else to merge their stuff so I can get it in > without disrupting them. This has now happened. > > I think it'd be better to merge the larger patch - it's a bit tidier and > more tested, OK? > I appreciate your effort and understand your pain at maintaining this kind of patch. It seems that neither you or myself have received any complaints on this patch so far, so I am fine with you using the older version instead.
Thanks.
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