From: Romain Gantois <romain.gantois@bootlin.com>
To: Cosmin Tanislav <demonsingur@gmail.com>
Cc: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>,
Luca Ceresoli <luca.ceresoli@bootlin.com>,
Wolfram Sang <wsa+renesas@sang-engineering.com>,
linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org,
Cosmin Tanislav <demonsingur@gmail.com>
Subject: Re: [PATCH v2 2/9] i2c: atr: unlock mutex after c2a access
Date: Thu, 27 Feb 2025 11:43:42 +0100 [thread overview]
Message-ID: <2388582.ElGaqSPkdT@fw-rgant> (raw)
In-Reply-To: <20250225113939.49811-3-demonsingur@gmail.com>
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Hello Cosmin,
On mardi 25 février 2025 12:39:30 heure normale d’Europe centrale Cosmin
Tanislav wrote:
> i2c_atr_release_alias(), i2c_atr_destroy_c2a(), and c2a access, are
> protected everywhere with alias_pairs_lock, use it here too.
>
> i2c_atr_destroy_c2a() accesses the elements inside alias_pairs, which
> needs to be mutex protected.
This looks like something that should be fixed in my FPC202 series. I'll fix it
in v9 so that you don't have to do it in your series. FYI here's the link to
v8 of my FPC202 series:
https://lore.kernel.org/all/20250227-fpc202-v8-0-b7994117fbe2@bootlin.com/
I'll put you in Cc of v9.
Thanks,
--
Romain Gantois, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
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next prev parent reply other threads:[~2025-02-27 10:43 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-25 11:39 [PATCH v2 0/9] i2c: atr: allow usage of nested ATRs Cosmin Tanislav
2025-02-25 11:39 ` [PATCH v2 1/9] i2c: atr: Fix lockdep for " Cosmin Tanislav
2025-02-25 11:39 ` [PATCH v2 2/9] i2c: atr: unlock mutex after c2a access Cosmin Tanislav
2025-02-27 10:43 ` Romain Gantois [this message]
2025-02-25 11:39 ` [PATCH v2 3/9] i2c: atr: find_mapping() -> get_mapping() Cosmin Tanislav
2025-02-27 13:25 ` Romain Gantois
2025-02-25 11:39 ` [PATCH v2 4/9] i2c: atr: split up i2c_atr_get_mapping_by_addr() Cosmin Tanislav
2025-02-27 13:29 ` Romain Gantois
2025-02-27 13:43 ` Romain Gantois
2025-02-25 11:39 ` [PATCH v2 5/9] i2c: atr: do not create mapping in detach_addr() Cosmin Tanislav
2025-02-27 13:33 ` Romain Gantois
2025-02-25 11:39 ` [PATCH v2 6/9] i2c: atr: deduplicate logic in attach_addr() Cosmin Tanislav
2025-02-27 13:36 ` Romain Gantois
2025-02-28 12:22 ` Cosmin Tanislav
2025-02-25 11:39 ` [PATCH v2 7/9] i2c: atr: allow replacing mappings " Cosmin Tanislav
2025-02-25 11:39 ` [PATCH v2 8/9] i2c: atr: add static flag Cosmin Tanislav
2025-02-27 13:58 ` Romain Gantois
2025-02-25 11:39 ` [PATCH v2 9/9] i2c: atr: add passthrough flag Cosmin Tanislav
2025-02-27 14:03 ` Romain Gantois
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