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Message-ID: <20250514174339.1834871-10-ardb+git@google.com>
Subject: [RFC PATCH 1/7] efi: Add missing static initializer for
efi_mm::cpus_allowed_lock
From: Ard Biesheuvel <ardb+git@google.com>
To: linux-efi@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
Ard Biesheuvel <ardb@kernel.org>, Will Deacon <will@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
Peter Zijlstra <peterz@infradead.org>, stable@vger.kernel.org
Content-Type: text/plain; charset="UTF-8"
|
| Series |
arm64: Make EFI calls preemptible
|
expand
|
diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c index 7309394b8fc9..59a56661937c 100644 --- a/drivers/firmware/efi/efi.c +++ b/drivers/firmware/efi/efi.c @@ -73,6 +73,9 @@ struct mm_struct efi_mm = { .page_table_lock = __SPIN_LOCK_UNLOCKED(efi_mm.page_table_lock), .mmlist = LIST_HEAD_INIT(efi_mm.mmlist), .cpu_bitmap = { [BITS_TO_LONGS(NR_CPUS)] = 0}, +#ifdef CONFIG_SCHED_MM_CID + .cpus_allowed_lock = __RAW_SPIN_LOCK_UNLOCKED(efi_mm.cpus_allowed_lock), +#endif }; struct workqueue_struct *efi_rts_wq;