[PATCH V6 1/4] perf: Add new conditional branch filter PERF_SAMPLE_BRANCH_COND

This patch introduces new branch filter PERF_SAMPLE_BRANCH_COND which will extend the existing perf ABI. This will filter branches which are conditional. Various architectures can provide this functionality either with HW filtering support (if present) or with SW filtering of captured branch

[PATCH V6 1/4] perf: Add new conditional branch filter PERF_SAMPLE_BRANCH_COND

This patch introduces new branch filter PERF_SAMPLE_BRANCH_COND which will extend the existing perf ABI. This will filter branches which are conditional. Various architectures can provide this functionality either with HW filtering support (if present) or with SW filtering of captured branch