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bh=udAMHzRtyQaOkwLerVor+ncwwjh/ZWCrpPKCMkWf7fE=; b=aJhc4slyOKzqCwyPlKrJ5bTf2deEFDIXqXSEDmcv+8Wf3qyU9mq5u5IE6fLV/3Fxbcz79g 3BhpgUiuKfpD/LICkrGYC4pZGvStD469hF+JbSp0A++QFuFsTV2oDJJcSBG2z7XxBkmH2P fH7kk43gkWIL0LsHR4uGTTjVymeJB/lvfd/feGtAGYRatoEYnE2fzjaGtn3Xi1ODTNhQII KWxn0SRwY78mW8ayZ7R7lMEJe8Y3yy+kGThWcE43L5PkN6cVrlvnTqXD5p0Oh8A8j32uK3 rV5e9KTiwJ2629AYQQ7FItj3nc4D7sGmoQde/+B74f9Fi3nK9rQc7qsDtJc9eA== From: Miquel Raynal To: "Michael Walle" Cc: "Runyu Xiao" , , , , , , , , Subject: Re: [PATCH] mtd: spi-nor: scope the exclusive RWW lock In-Reply-To: (Michael Walle's message of "Mon, 10 Aug 2026 10:25:28 +0200") References: <20260809084223.3596259-1-runyu.xiao@seu.edu.cn> User-Agent: mu4e 1.12.12; emacs 30.2 Date: Mon, 10 Aug 2026 14:47:50 +0200 Message-ID: <87h5l2qgzt.fsf@bootlin.com> MIME-Version: 1.0 X-Last-TLS-Session-Version: TLSv1.3 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260810_054800_632207_766E760F X-CRM114-Status: GOOD ( 16.46 ) X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org SGVsbG8sCgpPbiAxMC8wOC8yMDI2IGF0IDEwOjI1OjI4ICswMiwgIk1pY2hhZWwgV2FsbGUiIDxt d2FsbGVAa2VybmVsLm9yZz4gd3JvdGU6Cgo+IE9uIFN1biBBdWcgOSwgMjAyNiBhdCAxMDo0MiBB TSBDRVNULCBSdW55dSBYaWFvIHdyb3RlOgo+PiBzcGlfbm9yX3J3d19zdGFydF9leGNsdXNpdmUo KSBpcyB1c2VkIGFzIGEgd2FpdF9ldmVudF9raWxsYWJsZSgpCj4+IGNvbmRpdGlvbi4gVGhlIHJh dyBtdXRleF9sb2NrKCkgbGVhdmVzIG5vci0+bG9jayBoZWxkIHdoZW4gdGhlIGJ1c3kKPj4gY29u ZGl0aW9uIHJldHVybnMgZmFsc2UsIHNvIHRoZSB3YWl0ZXIgY2FuIGJsb2NrIHRoZSBhY3RpdmUg b3BlcmF0aW9uIHRoYXQKPj4gbXVzdCBjbGVhciB0aGUgUldXIHN0YXRlLgo+Pgo+PiBVc2UgdGhl IHNhbWUgc2NvcGVkIG11dGV4IGd1YXJkIGFzIHRoZSBvdGhlciBSV1cgc3RhcnQgaGVscGVycyBz byB0aGUKPj4gbXV0ZXggaXMgcmVsZWFzZWQgb24gYm90aCB0aGUgYnVzeSBhbmQgc3VjY2Vzc2Z1 bCBjb25kaXRpb24gcGF0aHMuIFRoZQo+PiBzdGF0ZSBmbGFncyByZW1haW4gdGhlIGhhbmRvZmYg dG8gdGhlIGNhbGxlciwgd2hpbGUKPj4gc3BpX25vcl9yd3dfZW5kX2V4Y2x1c2l2ZSgpIGNvbnRp bnVlcwo+PiB0byBhY3F1aXJlIHRoZSBtdXRleCB3aGVuIGNsZWFyaW5nIHRoZW0uCj4+Cj4+IFRo ZSBjaGFuZ2Ugd2FzIGNoZWNrZWQgYnkgY29tcGFyaW5nIHRoZSBvcmlnaW5hbCBhbmQgcGF0Y2hl ZCBzb3VyY2UuCj4KPiBXaGF0IGRvIHlvdSBtZWFuPyBXYXMgdGhpcyBBSSBhc3Npc3RlZD8KPgo+ PiBBIHNvdXJjZS1sZXZlbCBjaGVjayBvZiB0aGUgb3JpZ2luYWwgd2FpdCBjb25kaXRpb24gZm91 bmQgdGhhdCBpdCB0YWtlcwo+PiBgbm9yLT5sb2NrYCBhbmQgcmV0dXJucyBmYWxzZSB3aGlsZSBh biBSV1cgb3BlcmF0aW9uIGlzIHN0aWxsIGFjdGl2ZS4gVGhlCj4+IHBhdGNoZWQgc291cmNlIHdh cyBjaGVja2VkIGZvciBhIHNjb3BlZCBtdXRleCBndWFyZCB0aGF0IHJlbGVhc2VzCj4+IGBub3It PmxvY2tgIGJlZm9yZSB0aGUgd2FpdCBjb25kaXRpb24gcmV0dXJucy4gQSB1c2VyLXNwYWNlIHB0 aHJlYWQgbW9kZWwKPj4gaGVsZCBgbm9yLT5sb2NrYCBvbiB0aGUgZmFsc2UtY29uZGl0aW9uIHBh dGggYW5kIHNob3dlZCB0aGF0IHRoZQo+PiBvcGVyYXRpb24tZW5kaW5nIHBhdGggdGhlbiBibG9j a3Mgd2hlbiBpdCBuZWVkcyB0aGUgc2FtZSBtdXRleC4gTm8gbGl2ZQo+PiBTUEktTk9SIHRlc3Qg d2FzIHJ1bi4KPgo+IFdoYXQgZG8geW91IG1lYW4gYnkgInVzZXItc3BhY2UgcHRocmVhZCBtb2Rl bCI/IFBvcnRlZCB0aGlzIGludG8KPiB1c2VyLXNwYWNlIGFuZCB0cmllZCBpdCB0aGVyZT8gUGxl YXNlIGtlZXAgdGhlIGNvbW1pdCBtZXNzYWdlCj4gcHJlY2lzZSBhbmQgZG9uJ3QgdXNlIGFueSBB SSBnaWJiZXJpc2guIFBsZWFzZSwgZXhwbGFpbiB3aGF0J3MgZ29pbmcKPiBvbiB3aXRoIHlvdXIg b3duIHNlbnRlbmNlcy4gVGhhdCB3YXksIGl0IHNob3dzIGF0IGxlYXN0IHNvbWUKPiB1bmRlcnN0 YW5kaW5nIHdoYXQgeW91IGFyZSB0cnlpbmcgdG8gY2hhbmdlIGhlcmUuCj4KPiBUaGF0IGJlaW5n IHNhaWQsIHRoZXJlIGlzIHNvbWV0aGluZyBvZGQgYWJvdXQgdGhhdCBjb21taXQuIFR1ZG9yLCBk bwo+IHlvdSBrbm93IHdoeSB5b3UndmUgb21pdHRlZCB0aGUgZ3VhcmQoKSBpbgo+IHNwaV9ub3Jf cnd3X3N0YXJ0X2V4Y2x1c2l2ZSgpPwoKSSBhZ3JlZSB3aXRoIE1pY2hhZWwsIHRoZSBmaXggbG9v a3MgbGVnaXRpbWF0ZSwgaG93ZXZlciB0aGUgY29tbWl0IGxvZwppcyB1bnJlYWRhYmxlIGFuZCBz aG91bGQgYmUgYSAzLWxpbmUgc3RyYWlnaHRmb3J3YXJkIHBhcmFncmFwaC4KClRoYW5rcywKTWlx dcOobAoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fCkxpbnV4IE1URCBkaXNjdXNzaW9uIG1haWxpbmcgbGlzdApodHRwOi8vbGlzdHMuaW5mcmFk ZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4LW10ZC8K