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authorAlexander Shishkin <[email protected]>2019-08-21 15:47:26 +0300
committerIngo Molnar <[email protected]>2019-08-26 12:00:15 +0200
commit91feca5e2ecc9752894d57c9a72c2645471929c3 (patch)
tree84e76c21ad77ebe3d6be3ef2faed8a2ad240f651 /lib/test_overflow.c
parent38bb8d77d0b932a0773b5de2ef42479409314f96 (diff)
perf/x86/intel/pt: Free up space in a ToPA descriptor
Currently, we're storing physical address of a ToPA table in its descriptor, which is completely unnecessary. Since the descriptor and the table itself share the same page, reducing the descriptor size leaves more space for the table. Signed-off-by: Alexander Shishkin <[email protected]> Cc: Arnaldo Carvalho de Melo <[email protected]> Cc: Jiri Olsa <[email protected]> Cc: Linus Torvalds <[email protected]> Cc: Peter Zijlstra <[email protected]> Cc: Peter Zijlstra <[email protected]> Cc: Stephane Eranian <[email protected]> Cc: Thomas Gleixner <[email protected]> Cc: Vince Weaver <[email protected]> Link: http://lkml.kernel.org/r/[email protected] Signed-off-by: Ingo Molnar <[email protected]>
Diffstat (limited to 'lib/test_overflow.c')
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