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Zijlstra. * Make percpu-rwsem operations on the semaphore's ->read_count IRQ-safe because it can be used in an IRQ context, from Hou Tao. -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEzv7L6UO9uDPlPSfHEsHwGGHeVUoFAl9nsLQACgkQEsHwGGHe VUo0+g/7B9JzDtRSgchT095VcD8w+YcZTyiJM58q9I9OZMxi1zdJZPyoQZ2xZjnG aczDJN5H6P6OcBm949EUCHhmDEDfoZpC7Y5FEHe9dJitPmC7rRilGJuz4Im8td3N DsLhpFe8KUSqRVyygjvjM393md8tw+m4Jq+syjWri4/1wj1Fs4jHdhKWgz6b2cup JXbfjgVOkHVOTloMHnmgdHOPvkh60/LoG8r/5gzLbD8Z/FTD3BSOCTgw+8L8EB+b yiWWuEcR5LDjy7sNY2xVhTB+nkHJXe4o+HVufZoAzd1j7FDLfDVSNaZHJVp2m7Gp W47xRrzIKIJl6DUp5E4TGi9aZvkO/h5kqSOZ4MhfaeEqw9DLW/KxbherJjzVY3bb Nt74N+N+WOq6riTVx5wJkDRmtT5RaeW1kKJUaSeGMl3fxCken5CKE1WyBbae0GiU kq3tCn4t0OKCWhuiixFNg6RxuXokjfzXDiHr9aUt3x5musc9P+5YUIdOMsaHwoAH 0YrAZoRCPyE2ABUgKC8hoTc3Y+TIwji7c0B9S2GoHRTm1LZTRURlLOUQyJ4oU9Ez Vt5TILwre9lX9tTW7BlxlOCYkgRQn78vLBSOy1CEUTsORbdYnv/kCy5S5yHEILpT f3E345wzdd8zrXGQfX2jsVgNAx0F+81Fb9H9FMJSCFgjIya+SRM= =70QQ -----END PGP SIGNATURE----- Merge tag 'locking_urgent_for_v5.9_rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull locking fixes from Borislav Petkov: "Two fixes from the locking/urgent pile: - Fix lockdep's detection of "USED" <- "IN-NMI" inversions (Peter Zijlstra) - Make percpu-rwsem operations on the semaphore's ->read_count IRQ-safe because it can be used in an IRQ context (Hou Tao)" * tag 'locking_urgent_for_v5.9_rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: locking/percpu-rwsem: Use this_cpu_{inc,dec}() for read_count locking/lockdep: Fix "USED" <- "IN-NMI" inversions |
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