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X-OriginatorOrg: arm.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 06 Dec 2023 13:03:14.0242 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 4c8733c9-d9eb-4e0c-d17a-08dbf65bb4eb X-MS-Exchange-CrossTenant-Id: f34e5979-57d9-4aaa-ad4d-b122a662184d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=f34e5979-57d9-4aaa-ad4d-b122a662184d;Ip=[63.35.35.123];Helo=[64aa7808-outbound-1.mta.getcheckrecipient.com] X-MS-Exchange-CrossTenant-AuthSource: AMS0EPF000001A8.eurprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB8PR08MB5402 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > -----Original Message----- > From: kernel test robot > Sent: Wednesday, December 6, 2023 1:15 PM > To: Justin He > Cc: oe-kbuild-all@lists.linux.dev; linux-kernel@vger.kernel.org; Christop= h > Hellwig > Subject: ERROR: modpost: vmlinux: local symbol 'dma_addressing_limited' > was exported [...] > ERROR: modpost: vmlinux: local symbol 'dma_sync_single_for_device' was > exported > ERROR: modpost: vmlinux: local symbol 'dma_sync_sg_for_cpu' was exported > ERROR: modpost: vmlinux: local symbol 'dma_sync_sg_for_device' was > exported > ERROR: modpost: vmlinux: local symbol 'dma_get_sgtable_attrs' was exporte= d > ERROR: modpost: vmlinux: local symbol 'dma_can_mmap' was exported > ERROR: modpost: vmlinux: local symbol 'dma_mmap_attrs' was exported > ERROR: modpost: vmlinux: local symbol 'dma_get_required_mask' was > exported > ERROR: modpost: vmlinux: local symbol 'dma_alloc_attrs' was exported > ERROR: modpost: vmlinux: local symbol 'dma_free_attrs' was exported > ERROR: modpost: vmlinux: local symbol 'dma_alloc_pages' was exported > ERROR: modpost: vmlinux: local symbol 'dma_free_pages' was exported > ERROR: modpost: vmlinux: local symbol 'dma_mmap_pages' was exported > ERROR: modpost: vmlinux: local symbol 'dma_alloc_noncontiguous' was > exported > ERROR: modpost: vmlinux: local symbol 'dma_free_noncontiguous' was > exported > ERROR: modpost: vmlinux: local symbol 'dma_vmap_noncontiguous' was > exported > ERROR: modpost: vmlinux: local symbol 'dma_vunmap_noncontiguous' was > exported > ERROR: modpost: vmlinux: local symbol 'dma_mmap_noncontiguous' was > exported > ERROR: modpost: vmlinux: local symbol 'dma_pci_p2pdma_supported' was > exported > ERROR: modpost: vmlinux: local symbol 'dma_set_mask' was exported > ERROR: modpost: vmlinux: local symbol 'dma_set_coherent_mask' was > exported > >> ERROR: modpost: vmlinux: local symbol 'dma_addressing_limited' was > >> exported Since the dma_set_mask/ dma_set_coherent_mask was also in the error list, c= an I consider it as a false positive warning? Besides, I followed the reproducing instructions and got: # nm build_dir/vmlinux |grep dma_addressing_limited ffffffff81b2a974 r __crc_dma_addressing_limited ffffffff8008ac36 T dma_addressing_limited ffffffff81b330b5 r __kstrtab_dma_addressing_limited ffffffff81b4e5f2 r __kstrtabns_dma_addressing_limited ffffffff81b0aec0 r __ksymtab_dma_addressing_limited Seems dma_addressing_limited is not a local symbol, is it? -- Cheers, Justin (Jia He)