* [RFC PATCH 1/7] efi: Add missing static initializer for efi_mm::cpus_allowed_lock
[not found] <20250514174339.1834871-9-ardb+git@google.com>
@ 2025-05-14 17:43 ` Ard Biesheuvel
0 siblings, 0 replies; only message in thread
From: Ard Biesheuvel @ 2025-05-14 17:43 UTC (permalink / raw)
To: linux-efi
Cc: linux-kernel, linux-arm-kernel, Ard Biesheuvel, Will Deacon,
Mark Rutland, Sebastian Andrzej Siewior, Peter Zijlstra, stable
From: Ard Biesheuvel <ardb@kernel.org>
Initialize the cpus_allowed_lock struct member of efi_mm.
Cc: <stable@vger.kernel.org>
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
---
drivers/firmware/efi/efi.c | 3 +++
1 file changed, 3 insertions(+)
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;
--
2.49.0.1101.gccaa498523-goog
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