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AJvYcCXUY8hAOX38fc5Psx0NEVWm5i8w/0bba+iHOQGT9l+Ez9mZKNg8PDHxBs3FJZ20xOHu3sSqfhcm0mkKYqg=@lists.ozlabs.org X-Gm-Message-State: AOJu0Ywy/r3bzucJsH4H1l8el1uorSs7C9YCeguKq2gkIy9PoITcu2bh BPUjnhzknsrfERy9uZ4ye8NX/b5ouW2oNomci8sT7+jRUjl8BolMyzW9atv+O15epxWUacSJdbI ncgIon+IIcg== X-Google-Smtp-Source: AGHT+IFG/CG36IeKleqVuSqLctsPfpA2xFgjVVKw4opNjMh9ri6iTo2cGwDFZ3VXvHE8Jmqqc1cSa0C77UST X-Received: from wmoi20.prod.google.com ([2002:a05:600c:4814:b0:459:d8e5:ae9d]) (user=abarnas job=prod-delivery.src-stubby-dispatcher) by 2002:a05:600c:4e93:b0:45f:2d21:cb36 with SMTP id 5b1f17b1804b1-462074c576amr50115025e9.35.1758204996093; Thu, 18 Sep 2025 07:16:36 -0700 (PDT) Date: Thu, 18 Sep 2025 14:16:33 +0000 X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list Mime-Version: 1.0 X-Mailer: git-send-email 2.51.0.470.ga7dc726c21-goog Message-ID: <20250918141633.339803-1-abarnas@google.com> Subject: [PATCH] powerpc: cell: make spu_subsys const From: "=?UTF-8?q?Adrian=20Barna=C5=9B?=" To: Madhavan Srinivasan , Michael Ellerman , Nicholas Piggin , Christophe Leroy , linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , "=?UTF-8?q?Adrian=20Barna=C5=9B?=" Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Because driver core can properly handle constant struct bus_type, move the spu_subsys to be a constant structure as well, placing it into read-only memory which can not be modified at runtime. Signed-off-by: Adrian Barna=C5=9B --- arch/powerpc/platforms/cell/spu_base.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/powerpc/platforms/cell/spu_base.c b/arch/powerpc/platform= s/cell/spu_base.c index 2c07387201d0..733b512992c0 100644 --- a/arch/powerpc/platforms/cell/spu_base.c +++ b/arch/powerpc/platforms/cell/spu_base.c @@ -464,7 +464,7 @@ void spu_init_channels(struct spu *spu) } EXPORT_SYMBOL_GPL(spu_init_channels); =20 -static struct bus_type spu_subsys =3D { +static const struct bus_type spu_subsys =3D { .name =3D "spu", .dev_name =3D "spu", }; --=20 2.51.0.470.ga7dc726c21-goog