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From: Marc Zyngier <marc.zyngier@arm.com>
To: alexander.levin@verizon.com,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"stable@vger.kernel.org" <stable@vger.kernel.org>
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Subject: Re: [PATCH AUTOSEL for 4.14 30/51] irqchip/gic: Make quirks matching conditional on init return value
Date: Thu, 23 Nov 2017 08:50:03 +0000	[thread overview]
Message-ID: <4248cdee-ebb0-98e3-a270-e3254a231d0a@arm.com> (raw)
In-Reply-To: <20171122222526.20021-30-alexander.levin@verizon.com>

On 22/11/17 22:25, alexander.levin@verizon.com wrote:
> From: Ard Biesheuvel <ard.biesheuvel@linaro.org>
> 
> [ Upstream commit 9d111d49106b61f5a652d5418e85d8741b1a0427 ]
> 
> As it turns out, the IIDR is not sufficient to distinguish between GICv3
> implementations when it comes to enabling quirks. So update the prototype
> of the init() hook to return a bool, and interpret a 'false' return value
> as no match, in which case the 'enabling workaround' log message should
> not be printed.
> 
> Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
> Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
> Signed-off-by: Sasha Levin <alexander.levin@verizon.com>

What is the point of backporting this patch? It's only use is to enable
a workaround that is not a pre-4.15 candidate.

Same for its equivalent in the 4.9 tree.

Thanks,

	M.
-- 
Jazz is not dead. It just smells funny...

  reply	other threads:[~2017-11-23  8:50 UTC|newest]

Thread overview: 57+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-11-22 22:25 [PATCH AUTOSEL for 4.14 01/51] ima: fix hash algorithm initialization alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 03/51] PM / Domains: Fix genpd to deal with drivers returning 1 from ->prepare() alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 02/51] s390: vfio-ccw: Do not attempt to free no-op, test and tic cda alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 04/51] s390/pci: do not require AIS facility alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 06/51] selftests/x86/ldt_gdt: Robustify against set_thread_area() and LAR oddities alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 08/51] m68k: fix ColdFire node shift size calculation alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 05/51] selftests/x86/ldt_get: Add a few additional tests for limits alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 07/51] staging: greybus: loopback: Fix iteration count on async path alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 09/51] serial: 8250_fintek: Fix rs485 disablement on invalid ioctl() alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 11/51] staging: rtl8188eu: avoid a null dereference on pmlmepriv alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 12/51] spi: sh-msiof: Fix DMA transfer size check alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 10/51] staging: rtl8822be: fix wrong dma unmap len alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 13/51] spi: spi-axi: fix potential use-after-free after deregistration alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 16/51] hwmon: (pmbus/core) Prevent unintentional setting of page to 0xFF alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 14/51] mmc: tmio: check mmc_regulator_get_supply return value alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 15/51] mmc: sdhci-msm: fix issue with power irq alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 17/51] perf/core: Fix __perf_read_group_add() locking alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 19/51] usb: dwc2: Fix UDC state tracking alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 20/51] usb: dwc2: Error out of dwc2_hsotg_ep_disable() if we're in host mode alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 18/51] perf callchain: Compare symbol name for inlined frames when matching alexander.levin
2017-11-23  8:55   ` Milian Wolff
2017-11-28 15:12     ` alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 23/51] x86/intel_rdt: Initialize bitmask of shareable resource if CDP enabled alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 22/51] PCI: dra7xx: Create functional dependency between PCIe and PHY alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 21/51] usb: phy: tahvo: fix error handling in tahvo_usb_probe() alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 25/51] serial: 8250: Preserve DLD[7:4] for PORT_XR17V35X alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 27/51] x86/entry: Use SYSCALL_DEFINE() macros for sys_modify_ldt() alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 24/51] x86/intel_rdt: Fix potential deadlock during resctrl mount alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 26/51] kprobes: Use synchronize_rcu_tasks() for optprobe with CONFIG_PREEMPT=y alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 31/51] EDAC, sb_edac: Fix missing break in switch alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 28/51] clocksource/drivers/arm_arch_timer: Validate CNTFRQ after enabling frame alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 30/51] irqchip/gic: Make quirks matching conditional on init return value alexander.levin
2017-11-23  8:50   ` Marc Zyngier [this message]
2017-11-28 15:13     ` alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 29/51] dt-bindings: timer: renesas, cmt: Fix SoC-specific compatible values alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 35/51] ARM: cpuidle: Correct driver unregistration if init fails alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 32/51] usb: mtu3: fix error return code in ssusb_gadget_init() alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 34/51] staging: rtl8822be: Keep array subscript no lower than zero alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 36/51] usb: xhci: Return error when host is dead in xhci_disable_slot() alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 33/51] staging: fsl-dpaa2/eth: Account for Rx FD buffers on error path alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 40/51] serial: imx: Update cached mctrl value when changing RTS alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 38/51] serial: sh-sci: suppress warning for ports without dma channels alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 39/51] usbip: tools: Install all headers needed for libusbip development alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 37/51] sysrq : fix Show Regs call trace on ARM alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 41/51] staging: fsl-mc/dpio: Fix incorrect comparison alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 42/51] perf test attr: Fix ignored test case result alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 44/51] kprobes/x86: Disable preemption in ftrace-based jprobes alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 43/51] perf test attr: Fix python error on empty result alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 46/51] s390/ptrace: fix guarded storage regset handling alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 48/51] perf tools: Fix leaking rec_argv in error cases alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 45/51] locking/refcounts, x86/asm: Use unique .text section for refcount exceptions alexander.levin
2017-11-22 23:19   ` Kees Cook
2017-11-23  1:13     ` alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 47/51] tools include: Do not use poison with C++ alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 49/51] mm, x86/mm: Fix performance regression in get_user_pages_fast() alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 51/51] iio: multiplexer: add NULL check on devm_kzalloc() and devm_kmemdup() return values alexander.levin
2017-11-22 22:25 ` [PATCH AUTOSEL for 4.14 50/51] iio: adc: ti-ads1015: add 10% to conversion wait time alexander.levin

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