[PATCH 0/7] perf: Intel PT and 64-bit AUX area size fixes

From: Adrian Hunter
Date: Mon Jun 24 2024 - 16:11:40 EST


Hi

Here are some fixes.

I have taken the liberty of re-posting Marco Cavenati's patch from:

https://lore.kernel.org/lkml/20240618110617.22626-1-cavenati.marco@xxxxxxxxx/

with updated commit suggested by Dave Hansen.


Adrian Hunter (6):
perf/x86/intel/pt: Fix a topa_entry base address calculation
perf/x86/intel/pt: Fix pt_topa_entry_for_page() address calculation
perf: Fix perf_aux_size() for greater-than 32-bit size
perf: Prevent passing zero nr_pages to rb_alloc_aux()
perf: Fix default aux_watermark calculation
perf: Make rb_alloc_aux() return an error immediately if nr_pages <= 0

Marco Cavenati (1):
perf/x86/intel/pt: Fix topa_entry base length

arch/x86/events/intel/pt.c | 4 ++--
arch/x86/events/intel/pt.h | 4 ++--
kernel/events/core.c | 2 ++
kernel/events/internal.h | 2 +-
kernel/events/ring_buffer.c | 7 ++++++-
5 files changed, 13 insertions(+), 6 deletions(-)


Regards
Adrian