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From: "Tiwei Bie" <tiwei.btw@antgroup.com>
To: Sasha Levin <sashal@kernel.org>,
	linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Johannes Berg <johannes.berg@intel.com>,
	richard@nod.at, anton.ivanov@cambridgegreys.com,
	johannes@sipsolutions.net, linux-um@lists.infradead.org
Subject: Re: [PATCH AUTOSEL 6.13 22/28] um: Switch to the pthread-based helper in sigio workaround
Date: Tue, 08 Apr 2025 12:37:40 +0800	[thread overview]
Message-ID: <d9125f9e-4ec2-40aa-b186-798f53bcd2c6@antgroup.com> (raw)
In-Reply-To: <20250407181224.3180941-22-sashal@kernel.org>

On 2025/4/8 02:12, Sasha Levin wrote:
> From: Tiwei Bie <tiwei.btw@antgroup.com>
> 
> [ Upstream commit d295beeed2552a987796d627ba7d0985b1e2d72f ]
> 
> The write_sigio thread and UML kernel thread share the same errno,
> which can lead to conflicts when both call syscalls concurrently.
> Switch to the pthread-based helper to address this issue.
> 
> Signed-off-by: Tiwei Bie <tiwei.btw@antgroup.com>
> Link: https://patch.msgid.link/20250319135523.97050-4-tiwei.btw@antgroup.com
> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
> Signed-off-by: Sasha Levin <sashal@kernel.org>
> ---
>  arch/um/os-Linux/sigio.c | 44 +++++++++++++++++-----------------------
>  1 file changed, 19 insertions(+), 25 deletions(-)

Please drop this patch. Thanks! Details can be found here: 

https://lore.kernel.org/linux-um/ffa0b6af-523d-4e3e-9952-92f5b04b82b3@antgroup.com/

Regards,
Tiwei

  reply	other threads:[~2025-04-08  4:37 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-04-07 18:11 [PATCH AUTOSEL 6.13 01/28] staging: gpib: Use min for calculating transfer length Sasha Levin
2025-04-07 18:11 ` [PATCH AUTOSEL 6.13 02/28] usb: host: max3421-hcd: Add missing spi_device_id table Sasha Levin
2025-04-07 18:11 ` [PATCH AUTOSEL 6.13 03/28] iio: adc: ad4695: make ad4695_exit_conversion_mode() more robust Sasha Levin
2025-04-07 18:11 ` [PATCH AUTOSEL 6.13 04/28] fs/ntfs3: Keep write operations atomic Sasha Levin
2025-04-07 18:11 ` [PATCH AUTOSEL 6.13 05/28] fs/ntfs3: Fix WARNING in ntfs_extend_initialized_size Sasha Levin
2025-04-07 18:11 ` [PATCH AUTOSEL 6.13 06/28] phy: qcom: qmp-pcie: Add X1P42100 Gen4x4 PHY Sasha Levin
2025-04-07 18:11 ` [PATCH AUTOSEL 6.13 07/28] usb: dwc3: gadget: Refactor loop to avoid NULL endpoints Sasha Levin
2025-04-07 18:11 ` [PATCH AUTOSEL 6.13 08/28] usb: dwc3: gadget: Avoid using reserved endpoints on Intel Merrifield Sasha Levin
2025-04-07 18:11 ` [PATCH AUTOSEL 6.13 09/28] sound/virtio: Fix cancel_sync warnings on uninitialized work_structs Sasha Levin
2025-04-07 18:12 ` [PATCH AUTOSEL 6.13 10/28] usb: xhci: Complete 'error mid TD' transfers when handling Missed Service Sasha Levin
2025-04-07 18:12 ` [PATCH AUTOSEL 6.13 11/28] usb: xhci: Fix isochronous Ring Underrun/Overrun event handling Sasha Levin
2025-04-07 18:12 ` [PATCH AUTOSEL 6.13 12/28] xhci: Handle spurious events on Etron host isoc enpoints Sasha Levin
2025-04-07 18:12 ` [PATCH AUTOSEL 6.13 13/28] i3c: master: svc: Add support for Nuvoton npcm845 i3c Sasha Levin
2025-04-07 18:12 ` [PATCH AUTOSEL 6.13 14/28] dmaengine: dmatest: Fix dmatest waiting less when interrupted Sasha Levin
2025-04-07 18:12 ` [PATCH AUTOSEL 6.13 15/28] usb: xhci: Avoid Stop Endpoint retry loop if the endpoint seems Running Sasha Levin
2025-04-07 18:12 ` [PATCH AUTOSEL 6.13 16/28] phy: rockchip: usbdp: Avoid call hpd_event_trigger in dp_phy_init Sasha Levin
2025-04-07 18:12 ` [PATCH AUTOSEL 6.13 17/28] usb: gadget: aspeed: Add NULL pointer check in ast_vhub_init_dev() Sasha Levin
2025-04-07 18:12 ` [PATCH AUTOSEL 6.13 18/28] usb: host: xhci-plat: mvebu: use ->quirks instead of ->init_quirk() func Sasha Levin
2025-04-07 18:12 ` [PATCH AUTOSEL 6.13 19/28] thunderbolt: Scan retimers after device router has been enumerated Sasha Levin
2025-04-07 18:12 ` [PATCH AUTOSEL 6.13 20/28] um: work around sched_yield not yielding in time-travel mode Sasha Levin
2025-04-07 18:12 ` [PATCH AUTOSEL 6.13 21/28] iommu/arm-smmu-v3: Set MEV bit in nested STE for DoS mitigations Sasha Levin
2025-04-07 18:12 ` [PATCH AUTOSEL 6.13 22/28] um: Switch to the pthread-based helper in sigio workaround Sasha Levin
2025-04-08  4:37   ` Tiwei Bie [this message]
2025-04-07 18:12 ` [PATCH AUTOSEL 6.13 23/28] um: Rewrite the sigio workaround based on epoll and tgkill Sasha Levin
2025-04-08  4:38   ` Tiwei Bie
2025-04-28  0:00     ` Sasha Levin
2025-04-07 18:12 ` [PATCH AUTOSEL 6.13 24/28] objtool: Silence more KCOV warnings Sasha Levin
2025-04-07 18:12 ` [PATCH AUTOSEL 6.13 25/28] objtool, panic: Disable SMAP in __stack_chk_fail() Sasha Levin
2025-04-07 18:12 ` [PATCH AUTOSEL 6.13 26/28] objtool, ASoC: codecs: wcd934x: Remove potential undefined behavior in wcd934x_slim_irq_handler() Sasha Levin
2025-04-07 18:12 ` [PATCH AUTOSEL 6.13 27/28] objtool, regulator: rk808: Remove potential undefined behavior in rk806_set_mode_dcdc() Sasha Levin
2025-04-07 18:12 ` [PATCH AUTOSEL 6.13 28/28] objtool, lkdtm: Obfuscate the do_nothing() pointer Sasha Levin

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