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Tue, 30 Jun 2026 01:38:11 +0000 Content-Type: multipart/mixed; boundary="===============6596640889195928753==" MIME-Version: 1.0 From: Fujii Masao To: pgsql-committers@lists.postgresql.org Subject: pgsql: bufmgr: Fix race in LockBufferForCleanup() X-Auto-Response-Suppress: All Auto-Submitted: auto-generated Message-Id: Date: Tue, 30 Jun 2026 01:38:11 +0000 List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk --===============6596640889195928753== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 YnVmbWdyOiBGaXggcmFjZSBpbiBMb2NrQnVmZmVyRm9yQ2xlYW51cCgpCgpMb2NrQnVmZmVyRm9y Q2xlYW51cCgpIGFjcXVpcmVzIHRoZSBleGNsdXNpdmUgY29udGVudCBsb2NrLCBjaGVja3MgdGhl CmJ1ZmZlcidzIHNoYXJlZCBwaW4gY291bnQsIGFuZCwgaWYgb3RoZXIgcGlucyByZW1haW4sIHJl Z2lzdGVycyBpdHNlbGYKYXMgdGhlIEJNX1BJTl9DT1VOVF9XQUlURVIgYmVmb3JlIHdhaXRpbmcg Zm9yIGFuIHVucGluIG5vdGlmaWNhdGlvbi4KClNpbmNlIGNvbW1pdHMgNTMxMGZhYzZlMGYgYW5k IGM3NWViYzY1N2ZmYywgaG93ZXZlciwgYSBzaGFyZWQgYnVmZmVyCnBpbiBjYW4gYmUgcmVsZWFz ZWQgd2hpbGUgQk1fTE9DS0VEIGlzIHNldCwgaW50cm9kdWNpbmcgdGhlIGZvbGxvd2luZwpyYWNl OgoKLSBMb2NrQnVmZmVyRm9yQ2xlYW51cCgpIG9ic2VydmVzIGEgcmVmY291bnQgZ3JlYXRlciB0 aGFuIG9uZS4KLSBCZWZvcmUgaXQgc2V0cyBCTV9QSU5fQ09VTlRfV0FJVEVSLCBhbm90aGVyIGJh Y2tlbmQgcmVsZWFzZXMgdGhlCiAgbGFzdCBjb25mbGljdGluZyBwaW4uCi0gU2luY2UgQk1fUElO X0NPVU5UX1dBSVRFUiBpcyBub3QgeWV0IHNldCwgbm8gd2FrZXVwIGlzIHNlbnQuCi0gTG9ja0J1 ZmZlckZvckNsZWFudXAoKSB0aGVuIHNldHMgQk1fUElOX0NPVU5UX1dBSVRFUiBhbmQgZ29lcyB0 bwogIHNsZWVwLCBldmVuIHRob3VnaCBvbmx5IGl0cyBvd24gcGluIHJlbWFpbnMuCgpBcyBhIHJl c3VsdCwgTG9ja0J1ZmZlckZvckNsZWFudXAoKSBjYW4gc2xlZXAgaW5kZWZpbml0ZWx5IGJlY2F1 c2UKdGhlIHdha2V1cCBjb3JyZXNwb25kaW5nIHRvIHRoZSBsYXN0IGNvbmZsaWN0aW5nIHVucGlu IGhhcyBhbHJlYWR5IGJlZW4KbWlzc2VkLgoKRml4IHRoaXMgYnkgc2V0dGluZyBCTV9QSU5fQ09V TlRfV0FJVEVSIHdoaWxlIGhvbGRpbmcgdGhlIGJ1ZmZlcgpoZWFkZXIgbG9jaywgdGhlbiByZWNo ZWNraW5nIHRoZSByZWZjb3VudCBiZWZvcmUgcmVsZWFzaW5nIHRoZSBjb250ZW50CmxvY2suIElm IG9ubHkgb3VyIHBpbiByZW1haW5zLCBjbGVhciB0aGUgd2FpdGVyIHN0YXRlIGFuZCBwcm9jZWVk CndpdGhvdXQgc2xlZXBpbmcuIE90aGVyd2lzZSwgd2FpdCBhcyBiZWZvcmUuCgpUaGlzIGlzc3Vl IHdhcyByZXBvcnRlZCBieSBidWlsZGZhcm0gbWVtYmVyIHNraW5rLCB3aGVyZSBpdCBtYW5pZmVz dGVkCmFzIGludGVybWl0dGVudCB0aW1lb3V0cyBpbiAwNDhfdmFjdXVtX2hvcml6b25fZmxvb3Iu cGwuCgpCYWNrcGF0Y2ggdG8gdjE5LCB3aGVyZSBjb21taXRzIDUzMTBmYWM2ZTBmIGFuZCBjNzVl YmM2NTdmZmMKaW50cm9kdWNlZCB0aGUgcmFjZS4KClJlcG9ydGVkLWJ5OiBBbGV4YW5kZXIgTGFr aGluIDxleGNsdXNpb25AZ21haWwuY29tPgpBdXRob3I6IFh1bmVuZyBaaG91IDx4dW5lbmd6aG91 QGdtYWlsLmNvbT4KUmV2aWV3ZWQtYnk6IEFuZHJlcyBGcmV1bmQgPGFuZHJlc0BhbmFyYXplbC5k ZT4KUmV2aWV3ZWQtYnk6IEZ1amlpIE1hc2FvIDxtYXNhby5mdWppaUBnbWFpbC5jb20+CkRpc2N1 c3Npb246IGh0dHBzOi8vcG9zdGdyLmVzL20vNzY4NTUxOWEtMGJmOS00ZTE3LTkzY2EtN2UzYWEx MGZhMjljQGdtYWlsLmNvbQpCYWNrcGF0Y2gtdGhyb3VnaDogMTkKCkJyYW5jaAotLS0tLS0KUkVM XzE5X1NUQUJMRQoKRGV0YWlscwotLS0tLS0tCmh0dHBzOi8vZ2l0LnBvc3RncmVzcWwub3JnL3Bn L2NvbW1pdGRpZmYvNzRlOTNkMGYwMDAwZjE5N2YyN2QzMTFhYjVmZDcwYjNhZGZiYWMyNgoKTW9k aWZpZWQgRmlsZXMKLS0tLS0tLS0tLS0tLS0Kc3JjL2JhY2tlbmQvc3RvcmFnZS9idWZmZXIvYnVm bWdyLmMgfCA2OCArKysrKysrKysrKysrKysrKysrKysrKysrLS0tLS0tLS0tLS0tCjEgZmlsZSBj aGFuZ2VkLCA0NyBpbnNlcnRpb25zKCspLCAyMSBkZWxldGlvbnMoLSkKCg== --===============6596640889195928753==--