xentrace: Allow tracing to be enabled at boot
authorGeorge Dunlap <george.dunlap@eu.citrix.com>
Fri, 1 Jul 2011 19:31:18 +0000 (20:31 +0100)
committerGeorge Dunlap <george.dunlap@eu.citrix.com>
Fri, 1 Jul 2011 19:31:18 +0000 (20:31 +0100)
commit0bb1c9cd22855b9986c60ace1959ef029c5e0ce0
treeaefe73f1176b4145ddc2eaf934435ef751de35ee
parent81ca63ed9493fac43c770eabd233716e0b71d096
xentrace: Allow tracing to be enabled at boot

Add a "tevt_mask" parameter to the xen command-line, allowing
trace records to be gathered early in boot.  They will be placed
into the trace buffers, and read when the user runs "xentrace".

Signed-off-by: George Dunlap <george.dunlap@eu.citrix.com>
xen/common/trace.c