b0fb29382d
when accessing a task's resctrl fields concurrently. -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEzv7L6UO9uDPlPSfHEsHwGGHeVUoFAmAqYZAACgkQEsHwGGHe VUpz6hAAlF52eAXnnsWUjsY55oyqAj099LzqshOIFJnxbefudO8WcgV0P1QtQzY8 pglccnOlLH1d/HPXAscQtr6chebD6EfJkWfGIk1cN7TRSCIiZ2XpYDRvTrbdXl0b OibCgigUHkUEv128B4Ntma7ESEkbro5gVgSz571rCeEhFXS7yv7V9S/7dEu8wl4f A3J91JSpX4v+ETEkQPIjQBCTdChqQS9ZPW54HsFaucXzgrFV/HDPseT4vzuv8XvL EIqGdvjRaUJEDVq5hYZX2DouJ2WMbpc6c7AUzisWD09dGvxiZdRG6jRC4WwYHaBz ocjGf4PfedqDCda0+LjzdOjxS0pdwGMvYT9vG4TUZjwQIIL9Q6JG/DKJq1s62WV3 fTnJk6MQNeim/1lCGTFdNqv+OFi1q5TL9NsFHp54QBoJOtGDyZKXV/ur2vUT0XQP pXKkKhIHb9QYL2marm+BDZbLfiRbXEIgg3Ran/s4PogyFlK07KOjLALtpX0zziZu VZEX+DgitQAz4fZ41cCY3okAb1AzDM5JXqVauw71iPRdPctGnhHOFJ9Df0Sgzj/O D2aUIwAQY0hjJ2C8he/UpT9oJX0BjtKQIj7/6KpYQ8siM6taoy39d8nyJapLpW3j sMDQYnrmGIT2mZTcaVFeOA+ixezXkYH8LeyZNYFIlT5wKeqUBBg= =hY6T -----END PGP SIGNATURE----- Merge tag 'x86_cache_for_v5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull x86 resource control updates from Borislav Petkov: "Avoid IPI-ing a task in certain cases and prevent load/store tearing when accessing a task's resctrl fields concurrently" * tag 'x86_cache_for_v5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/resctrl: Apply READ_ONCE/WRITE_ONCE to task_struct.{rmid,closid} x86/resctrl: Use task_curr() instead of task_struct->on_cpu to prevent unnecessary IPI x86/resctrl: Add printf attribute to log function |
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uapi/asm |