mirror of https://github.com/torvalds/linux.git
dcb4971018
practical usage of this is being able to tell how much energy or how much work can be attributed to a group of tasks tracked under a single idenitifier. Prepend this work with proper refactoring of resctrl domains handling code. Work by Tony Luck -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEzv7L6UO9uDPlPSfHEsHwGGHeVUoFAmmKaKcACgkQEsHwGGHe VUrzTxAAkQP0r5DdcNZA6SjnaHMjjjxV/+BlxhVDJV1EOT2/luRDelPQwm+GwaHz Rk02cpUvLUmGQ3/vD/VLmH2Oar0gkKfzEgSJU/OAr7lDpeA3eN3BRQhyLL99fFFQ XaH5JaXjweer8er2+ultyux+0yXmwA2Albeh2IVNR6heGjJNIG4/p9YB6z9aCS1b B9Freb548ISq2MPqzczu5+Ku7N4nsA5TEL1wE+ndMz0NwdSvvhz8LWX3H/5cfgtM Vf3thqgtIMZq8EiS29tDtE6EeveMMXC5XGpQ4Ts6GLgV6a3L/0Ppc2VfUQ1AsC8u tkRIrXN9gxqcqTzI/GQ/b2QgcqH6/qy/wHowLDOjf9j8GJbRYtDda1rPo7imnoKL 6Ljn0E6qbstatBz6QBojYJB5fzC3wj0VMdG3jI2ZxaH1+iVwkb4D0fW2EScwcV2X C6GTg+VsEDUvhm/V/1gyNSZJHPibHpNkmD61M+J9rn3COlzslRF8p7sEUogjfWxu RXan9aJDocQA7/PDw7uYLlXZYQsyzwZbs3yv0UA8dU2vkNcNPQradlj305Fn2FxI D8oaFCx/AB0iPI8W6wZPdLR2gbCmwS9cNgt2PQAdSFCy3z4ceAkRYgLn64Sv4SJ7 gQVJXG+V2NZuKhFi7DhSIeffDqtMT6Agia3fWW/p3NIns4FyyXo= =WMoi -----END PGP SIGNATURE----- Merge tag 'x86_cache_for_v7.0_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull x86 resource control updates from Borislav Petkov: - Extend the resctrl machinery to support telemetry monitoring on Intel (Tony Luck) The practical usage of this is being able to tell how much energy or how much work can be attributed to a group of tasks tracked under a single idenitifier. Prepend this work with proper refactoring of resctrl domains handling code. * tag 'x86_cache_for_v7.0_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (30 commits) x86,fs/resctrl: Update documentation for telemetry events x86/resctrl: Enable RDT_RESOURCE_PERF_PKG fs/resctrl: Move RMID initialization to first mount x86,fs/resctrl: Compute number of RMIDs as minimum across resources fs/resctrl: Move allocation/free of closid_num_dirty_rmid[] x86/resctrl: Handle number of RMIDs supported by RDT_RESOURCE_PERF_PKG x86/resctrl: Add energy/perf choices to rdt boot option x86,fs/resctrl: Handle domain creation/deletion for RDT_RESOURCE_PERF_PKG fs/resctrl: Refactor rmdir_mondata_subdir_allrdtgrp() fs/resctrl: Refactor mkdir_mondata_subdir() x86/resctrl: Read telemetry events x86/resctrl: Find and enable usable telemetry events x86,fs/resctrl: Add architectural event pointer x86,fs/resctrl: Fill in details of events for performance and energy GUIDs x86/resctrl: Discover hardware telemetry events fs/resctrl: Emphasize that L3 monitoring resource is required for summing domains x86,fs/resctrl: Add and initialize a resource for package scope monitoring x86,fs/resctrl: Add an architectural hook called for first mount x86,fs/resctrl: Support binary fixed point event counters x86,fs/resctrl: Handle events that can be read from any CPU ... |
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