firmware framework for armv8-a · Maintained

Maintainers

• M Sudeep Holla <sudeep.holla@kernel.org>

Paths

• F drivers/firmware/arm_ffa/
• F include/linux/arm_ffa.h

Last 30 days

Active reviewers (last 30 days)

• Sudeep Holla <sudeep.holla@kernel.org>
  4 attestations (4 Reviewed-by) · last on 2026-07-02

Recent patches

Most-recent 30 patches in this subsystem on linux-arm-kernel (capped at 30), ordered by date desc.

• COOLING10d [PATCH v9 4/6] KVM: arm64: Validate the offset to the mem access descriptor
  2026-07-02 · Sebastian Ene <hidden>
• COOLING10d REVIEWED: 11 (11M) [PATCH v9 2/6] firmware: arm_ffa: Fix Endpoint Memory Access Descriptor offset calculation
  2026-07-02 · Sebastian Ene <hidden>
• COOLING10d REVIEWED: 11 (11M) [PATCH v9 1/6] firmware: arm_ffa: Fix out-of-bound writes in ffa_setup_and_transmit()
  2026-07-02 · Sebastian Ene <hidden>
• COLD17d [PATCH v8 4/6] KVM: arm64: Validate the offset to the mem access descriptor
  2026-06-30 · Sebastian Ene <hidden>
• COLD17d REVIEWED: 11 (11M) [PATCH v8 2/6] firmware: arm_ffa: Fix Endpoint Memory Access Descriptor offset calculation
  2026-06-30 · Sebastian Ene <hidden>
• COLD17d REVIEWED: 11 (11M) [PATCH v8 1/6] firmware: arm_ffa: Fix out-of-bound writes in ffa_setup_and_transmit()
  2026-06-30 · Sebastian Ene <hidden>
• COLD17d [PATCH v2] firmware: arm_ffa: Fix NULL dereference in ffa_partition_info_get()
  2026-06-17 · Unnathi Chalicheemala <hidden>
• COLD17d REVIEWED: 11 (11M) [PATCH v7 3/7] firmware: arm_ffa: Fix Endpoint Memory Access Descriptor offset calculation
  2026-06-17 · Sebastian Ene <hidden>
• COLD17d REVIEWED: 11 (11M) [PATCH v7 2/7] firmware: arm_ffa: Fix out-of-bound writes in ffa_setup_and_transmit()
  2026-06-17 · Sebastian Ene <hidden>
• COLD30d [PATCH] firmware: arm_ffa: Fix NULL dereference in ffa_partition_info_get()
  2026-06-11 · Unnathi Chalicheemala <hidden>
• COLD17d [PATCH v2] firmware: arm_ffa: Handle maximum RX/TX buffer size
  2026-06-02 · Seth Forshee <hidden>
• COLD45d Re: [PATCH 0/2] firmware: arm_ffa: Fix RXTX_MAP buffer size regressions
  2026-06-02 · Sudeep Holla <sudeep.holla@kernel.org>
• COLD45d [PATCH 2/2] firmware: arm_ffa: Fall back to minimum buffer size if RXTX_MAP fails
  2026-06-01 · Seth Forshee <hidden>
• COLD45d [PATCH 1/2] firmware: arm_ffa: Honor maximum RX/TX buffer size
  2026-06-01 · Seth Forshee <hidden>
• COLD46d REVIEWED: 1 (0M) firmware: arm_ffa: Align RxTx buffer size before mapping
  2026-06-01 · Gyokhan Kochmarla <hidden>
• COLD35d REVIEWED: 11 (11M) [PATCH v6 3/6] firmware: arm_ffa: Fix Endpoint Memory Access Descriptor offset calculation
  2026-05-27 · Mostafa Saleh <smostafa@google.com>
• COLD35d REVIEWED: 11 (11M) [PATCH v6 2/6] firmware: arm_ffa: Fix out-of-bound writes in ffa_setup_and_transmit()
  2026-05-27 · Mostafa Saleh <smostafa@google.com>
• COLD36d REVIEWED: 11 (11M) [PATCH v5 3/6] firmware: arm_ffa: Fix Endpoint Memory Access Descriptor offset calculation
  2026-05-26 · Mostafa Saleh <smostafa@google.com>
• COLD36d REVIEWED: 11 (11M) [PATCH v5 2/6] firmware: arm_ffa: Fix out-of-bound writes in ffa_setup_and_transmit()
  2026-05-26 · Mostafa Saleh <smostafa@google.com>
• COLD51d [PATCH] firmware: arm_ffa: Treat missing FF-A feature on a platform as a probe miss
  2026-05-26 · Sudeep Holla <sudeep.holla@kernel.org>
• COLD57d [PATCH v4 3/5] firmware: arm_ffa: Fix Endpoint Memory Access Descriptor offset calculation
  2026-05-20 · Mostafa Saleh <smostafa@google.com>
• COLD57d [PATCH v4 2/5] firmware: arm_ffa: Fix out-of-bound writes in ffa_setup_and_transmit()
  2026-05-20 · Mostafa Saleh <smostafa@google.com>
• DORMANTno replies [PATCH v3] firmware: arm_ffa: honor descriptor size in PARTITION_INFO_GET_REGS
  2026-05-18 · Jamie Nguyen <hidden>
• COLD60d [PATCH v2] firmware: arm_ffa: honor descriptor size in PARTITION_INFO_GET_REGS
  2026-05-15 · Jamie Nguyen <hidden>
• COLD60d [PATCH] firmware: arm_ffa: honor descriptor size in PARTITION_INFO_GET_REGS
  2026-05-13 · Jamie Nguyen <hidden>
• COLD60d [PATCH v3 1/2] firmware: arm_ffa: Fix Endpoint Memory Access Descriptor offset calculation
  2026-05-12 · Sebastian Ene <hidden>
• COLD52d [PATCH 4/4] firmware: arm_ffa: Defer probe until pKVM is initialized
  2026-05-08 · Sudeep Holla <sudeep.holla@kernel.org>
• COLD52d [PATCH 3/4] firmware: arm_ffa: Set the core device as FF-A device parent
  2026-05-08 · Sudeep Holla <sudeep.holla@kernel.org>
• COLD52d [PATCH 2/4] firmware: arm_ffa: Register core as a platform driver
  2026-05-08 · Sudeep Holla <sudeep.holla@kernel.org>
• COLD52d [PATCH 1/4] Revert "firmware: arm_ffa: Change initcall level of ffa_init() to rootfs_initcall"
  2026-05-08 · Sudeep Holla <sudeep.holla@kernel.org>

Needs attention (review trailers in, no pickup)

Patches with review trailers that haven't landed in mainline and haven't been Acked by a maintainer. Oldest first.

• STALE178d REVIEWED: 1 (0M) [PATCH v4 1/2] KVM: arm64: Support FFA_MSG_SEND_DIRECT_REQ in host handler
  2026-01-09 · Per Larsen via B4 Relay <devnull+perlarsen.google.com@kernel.org> · 1 Reviewed-by
• STALE73d REVIEWED: 1 (0M) [PATCH v2 09/11] firmware: arm_ffa: Align RxTx buffer size before mapping
  2026-04-28 · Sudeep Holla <sudeep.holla@kernel.org> · 1 Reviewed-by
• COLD59d REVIEWED: 1 (0M) [PATCH v6 1/2] KVM: arm64: Support FFA_MSG_SEND_DIRECT_REQ in host handler
  2026-05-01 · Per Larsen via B4 Relay <devnull+perlarsen.google.com@kernel.org> · 1 Reviewed-by
• COLD36d REVIEWED: 11 (11M) [PATCH v5 3/6] firmware: arm_ffa: Fix Endpoint Memory Access Descriptor offset calculation
  2026-05-26 · Mostafa Saleh <smostafa@google.com> · 1 Reviewed-by
• COLD35d REVIEWED: 11 (11M) [PATCH v6 3/6] firmware: arm_ffa: Fix Endpoint Memory Access Descriptor offset calculation
  2026-05-27 · Mostafa Saleh <smostafa@google.com> · 1 Reviewed-by
• COLD46d REVIEWED: 1 (0M) firmware: arm_ffa: Align RxTx buffer size before mapping
  2026-06-01 · Gyokhan Kochmarla <hidden> · 1 Reviewed-by
• COLD17d REVIEWED: 11 (11M) [PATCH v7 3/7] firmware: arm_ffa: Fix Endpoint Memory Access Descriptor offset calculation
  2026-06-17 · Sebastian Ene <hidden> · 1 Reviewed-by
• COLD17d REVIEWED: 11 (11M) [PATCH v8 2/6] firmware: arm_ffa: Fix Endpoint Memory Access Descriptor offset calculation
  2026-06-30 · Sebastian Ene <hidden> · 1 Reviewed-by
• COOLING10d REVIEWED: 11 (11M) [PATCH v9 2/6] firmware: arm_ffa: Fix Endpoint Memory Access Descriptor offset calculation
  2026-07-02 · Sebastian Ene <hidden> · 1 Reviewed-by

Quiet for 30+ days

Patches with no review trailers and no replies. Either the author is heads-down elsewhere or these slipped through. Oldest first.

• STALE151d [PATCH AUTOSEL 6.19-6.12] firmware: arm_ffa: Unmap Rx/Tx buffers on init failure
  2026-02-14 · Sasha Levin <sashal@kernel.org>
• STALE86d [PATCH 4/5] firmware: arm_ffa: Use device node interrupts property for IRQ lookup
  2026-04-12 · Sudeep Holla <sudeep.holla@kernel.org>
• STALE85d [RFC PATCH 3/4] firmware: arm_ffa: revert ffa_init() initcall level to device_initcall
  2026-04-17 · Yeoreum Yun <hidden>
• STALE81d [PATCH 1/8] firmware: arm_ffa: Check for NULL FF-A ID table while driver registration
  2026-04-23 · Sudeep Holla <sudeep.holla@kernel.org>
• STALE81d [PATCH 2/8] firmware: arm_ffa: Skip free_pages on RX buffer alloc failure
  2026-04-23 · Sudeep Holla <sudeep.holla@kernel.org>
• STALE81d [PATCH 4/8] firmware: arm_ffa: Fix Rx buffer release in fwk notification handler
  2026-04-23 · Sudeep Holla <sudeep.holla@kernel.org>
• STALE81d [PATCH 5/8] firmware: arm_ffa: Validate framework notification payload bounds
  2026-04-23 · Sudeep Holla <sudeep.holla@kernel.org>
• STALE81d [PATCH 6/8] firmware: arm_ffa: Unregister v1.0 bus notifier on teardown
  2026-04-23 · Sudeep Holla <sudeep.holla@kernel.org>
• STALE81d [PATCH 7/8] firmware: arm_ffa: Fix sched-recv callback partition lookup
  2026-04-23 · Sudeep Holla <sudeep.holla@kernel.org>
• STALE81d [PATCH 8/8] firmware: arm_ffa: Bound PARTITION_INFO_GET_REGS copies
  2026-04-23 · Sudeep Holla <sudeep.holla@kernel.org>