On Fri, 2015-04-03 at 20:43 -0400, Konrad Rzeszutek Wilk wrote: > Instead of just using -c 0x<some hex value> we can > also use: -c <starting cpu>-<end cpu>, -c <cpu1>,<cpu2>, or a > combination of them, or 'all' for all cpus. > > This new format can include just singular CPUs: -c <cpu1>, > or ranges without an start or end (and xentrace will figure out > the values), such as: -c -<cpu2> (which will include cpu0, cpu1, > and cpu2) or -c <cpu2>- (which will include cpu2 and up to MAX_CPUS). > > That should make it easier to trace the right CPU if > using this along with 'xl vcpu-list'. > > The code has been lifted from the Linux kernel, see file > lib/bitmap.c, function __bitmap_parselist. > > To make the old behavior and the new function work, we check > to see if the arguments have '0x' in them. If they do > we use the old style parsing (limited to 32 CPUs). If that > does not exist we use the new parsing. > > Signed-off-by: Konrad Rzeszutek Wilk <konrad.w...@oracle.com> > --- > [v4: Fix per George's review] > [v5: Redo per George's review]
I'll leave final word on this one to George. (But, v5? title says v4, I'd say title was correct?) _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org http://lists.xen.org/xen-devel
