{"id":2231994,"url":"http://patchwork.ozlabs.org/api/1.1/patches/2231994/?format=json","web_url":"http://patchwork.ozlabs.org/project/gcc/patch/20260501220913.10349-2-peter0x44@disroot.org/","project":{"id":17,"url":"http://patchwork.ozlabs.org/api/1.1/projects/17/?format=json","name":"GNU Compiler Collection","link_name":"gcc","list_id":"gcc-patches.gcc.gnu.org","list_email":"gcc-patches@gcc.gnu.org","web_url":null,"scm_url":null,"webscm_url":null},"msgid":"<20260501220913.10349-2-peter0x44@disroot.org>","date":"2026-05-01T22:09:13","name":"[1/2] libgfortran: Use MapViewOfFileEx instead of MapViewOfFileExNuma in caf_shmem","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"04a3e577234939885ad6abed0abf059d271e8c57","submitter":{"id":88243,"url":"http://patchwork.ozlabs.org/api/1.1/people/88243/?format=json","name":"Peter Damianov","email":"peter0x44@disroot.org"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/gcc/patch/20260501220913.10349-2-peter0x44@disroot.org/mbox/","series":[{"id":502500,"url":"http://patchwork.ozlabs.org/api/1.1/series/502500/?format=json","web_url":"http://patchwork.ozlabs.org/project/gcc/list/?series=502500","date":"2026-05-01T22:09:13","name":"[1/2] libgfortran: Use MapViewOfFileEx instead of MapViewOfFileExNuma in caf_shmem","version":1,"mbox":"http://patchwork.ozlabs.org/series/502500/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2231994/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2231994/checks/","tags":{},"headers":{"Return-Path":"","X-Original-To":["incoming@patchwork.ozlabs.org","gcc-patches@gcc.gnu.org"],"Delivered-To":["patchwork-incoming@legolas.ozlabs.org","gcc-patches@gcc.gnu.org"],"Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n secure) header.d=disroot.org header.i=@disroot.org header.a=rsa-sha256\n header.s=mail header.b=lUyaFVjO;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=gcc.gnu.org\n (client-ip=2620:52:6:3111::32; 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a=rsa-sha256; c=relaxed/simple; d=disroot.org; s=mail;\n t=1777673364; bh=PJ+a9PPRvRWVK81cGnWEkLV7vI14iiefSgPB05QMdqw=;\n h=From:To:Cc:Subject:Date;\n b=lUyaFVjOrLC4Hr6vH7zBUYS3gZxZJM8tGt0sOvbCB4bYrY0MfMgKjoX9AsBfiARCO\n pBn4PSu9O02JVw/Ym4jZDOJYP9gvXveC4zHE3M39K4lsXn1B8tfdHNRIC8y6gLi7qt\n t+/MwDNimHzFy0d2Ed4JnDETxRNGvdn//ShPSaV3qxzTCRJAOFguHJgLNm4VJB1C+u\n cCnoUvngkDaeHGvYcBn2AETfpDvcgKY8lXCMgJdU8khpwewwB3T8Pxs5j0gHpBEab0\n 3gOkMeHecmKJzizYWx3x4mvPzzWLNeKBVG2Zh/gbTkrFYJPT3NihdxTCOe2hTTeEDD\n nKp9pPP+bRzmA==","From":"Peter Damianov ","To":"gcc-patches@gcc.gnu.org","Cc":"fortran@gcc.gnu.org, Andre Vehreschild ,\n Jerry DeLisle ,\n Peter Damianov ","Subject":"[PATCH 1/2] libgfortran: Use MapViewOfFileEx instead of\n MapViewOfFileExNuma in caf_shmem","Date":"Fri, 1 May 2026 23:09:13 +0100","Message-ID":"<20260501220913.10349-2-peter0x44@disroot.org>","MIME-Version":"1.0","Content-Transfer-Encoding":"8bit","X-BeenThere":"gcc-patches@gcc.gnu.org","X-Mailman-Version":"2.1.30","Precedence":"list","List-Id":"Gcc-patches mailing list ","List-Unsubscribe":",\n ","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n ","Errors-To":"gcc-patches-bounces~incoming=patchwork.ozlabs.org@gcc.gnu.org"},"content":"MapViewOfFileExNuma is only present when _WIN32_WINNT >= 0x0600 (Windows Vista\nor later). The code is passing NUMA_NO_PREFERRED_MODE, and that is documented as:\n\nNo NUMA node is preferred. This is the same as calling the MapViewOfFileEx function.\n\nhttps://learn.microsoft.com/en-us/windows/win32/api/winbase/nf-winbase-mapviewoffileexnuma\n\nSo, MapViewOfFileEx will behave identically, while still allowing Windows XP support.\n\nlibgfortran/ChangeLog:\n\n\t* caf/shmem/shared_memory.c (shared_memory_init): Use MapViewOfFileEx instead of MapViewOfFileExNuma.\n\nSigned-off-by: Peter Damianov \n---\n libgfortran/caf/shmem/shared_memory.c | 4 ++--\n 1 file changed, 2 insertions(+), 2 deletions(-)","diff":"diff --git a/libgfortran/caf/shmem/shared_memory.c b/libgfortran/caf/shmem/shared_memory.c\nindex afafd50f80b..a2520a89cc7 100644\n--- a/libgfortran/caf/shmem/shared_memory.c\n+++ b/libgfortran/caf/shmem/shared_memory.c\n@@ -234,8 +234,8 @@ shared_memory_init (shared_memory_act *mem, size_t size)\n }\n #elif defined(WIN32)\n mem->glbl.base\n- = (LPTSTR) MapViewOfFileExNuma (mem->shm_fd, FILE_MAP_ALL_ACCESS, 0, 0,\n-\t\t\t\t size, base_ptr, NUMA_NO_PREFERRED_NODE);\n+ = (LPTSTR) MapViewOfFileEx (mem->shm_fd, FILE_MAP_ALL_ACCESS, 0, 0,\n+\t\t\t\tsize, base_ptr);\n if (mem->glbl.base == NULL)\n {\n perror (\"MapViewOfFile failed\");\n","prefixes":["1/2"]}