tree: https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git pci/misc head: 68c3658280583a703b54a619d364d21575da4d81 commit: 68c3658280583a703b54a619d364d21575da4d81 [8/8] PCI: Remove unused PCI pool macro functions config: x86_64-randconfig-s0-01030706 (attached as .config) compiler: gcc-6 (Debian 6.4.0-9) 6.4.0 20171026 reproduce: git checkout 68c3658280583a703b54a619d364d21575da4d81 # save the attached .config to linux build tree make ARCH=x86_64 All errors (new ones prefixed by >>): drivers/scsi/mpt3sas/mpt3sas_base.c: In function '_base_release_memory_pools': >> drivers/scsi/mpt3sas/mpt3sas_base.c:3793:5: error: implicit declaration of function 'pci_pool_free' [-Werror=implicit-function-declaration] pci_pool_free(ioc->pcie_sgl_dma_pool, ^~~~~~~~~~~~~ >> drivers/scsi/mpt3sas/mpt3sas_base.c:3798:4: error: implicit declaration of function 'pci_pool_destroy' [-Werror=implicit-function-declaration] pci_pool_destroy(ioc->pcie_sgl_dma_pool); ^~~~~~~~~~~~~~~~ drivers/scsi/mpt3sas/mpt3sas_base.c: In function '_base_allocate_memory_pools': >> drivers/scsi/mpt3sas/mpt3sas_base.c:4207:4: error: implicit declaration of function 'pci_pool_create' [-Werror=implicit-function-declaration] pci_pool_create("PCIe SGL pool", ioc->pdev, sz, 16, 0); ^~~~~~~~~~~~~~~ drivers/scsi/mpt3sas/mpt3sas_base.c:4206:26: warning: assignment makes pointer from integer without a cast [-Wint-conversion] ioc->pcie_sgl_dma_pool = ^ >> drivers/scsi/mpt3sas/mpt3sas_base.c:4216:6: error: implicit declaration of function 'pci_pool_alloc' [-Werror=implicit-function-declaration] pci_pool_alloc(ioc->pcie_sgl_dma_pool, ^~~~~~~~~~~~~~ drivers/scsi/mpt3sas/mpt3sas_base.c:4215:46: warning: assignment makes pointer from integer without a cast [-Wint-conversion] ioc->scsi_lookup[i].pcie_sg_list.pcie_sgl = ^ cc1: some warnings being treated as errors vim +/pci_pool_free +3793 drivers/scsi/mpt3sas/mpt3sas_base.c f92363d1 Sreekanth Reddy 2012-11-30 3715 f92363d1 Sreekanth Reddy 2012-11-30 3716 /** f92363d1 Sreekanth Reddy 2012-11-30 3717 * _base_release_memory_pools - release memory f92363d1 Sreekanth Reddy 2012-11-30 3718 * @ioc: per adapter object f92363d1 Sreekanth Reddy 2012-11-30 3719 * f92363d1 Sreekanth Reddy 2012-11-30 3720 * Free memory allocated from _base_allocate_memory_pools. f92363d1 Sreekanth Reddy 2012-11-30 3721 * f92363d1 Sreekanth Reddy 2012-11-30 3722 * Return nothing. f92363d1 Sreekanth Reddy 2012-11-30 3723 */ f92363d1 Sreekanth Reddy 2012-11-30 3724 static void f92363d1 Sreekanth Reddy 2012-11-30 3725 _base_release_memory_pools(struct MPT3SAS_ADAPTER *ioc) f92363d1 Sreekanth Reddy 2012-11-30 3726 { 9b05c91a Sreekanth Reddy 2014-09-12 3727 int i = 0; 9b05c91a Sreekanth Reddy 2014-09-12 3728 struct reply_post_struct *rps; f92363d1 Sreekanth Reddy 2012-11-30 3729 f92363d1 Sreekanth Reddy 2012-11-30 3730 dexitprintk(ioc, pr_info(MPT3SAS_FMT "%s\n", ioc->name, f92363d1 Sreekanth Reddy 2012-11-30 3731 __func__)); f92363d1 Sreekanth Reddy 2012-11-30 3732 f92363d1 Sreekanth Reddy 2012-11-30 3733 if (ioc->request) { f92363d1 Sreekanth Reddy 2012-11-30 3734 pci_free_consistent(ioc->pdev, ioc->request_dma_sz, f92363d1 Sreekanth Reddy 2012-11-30 3735 ioc->request, ioc->request_dma); f92363d1 Sreekanth Reddy 2012-11-30 3736 dexitprintk(ioc, pr_info(MPT3SAS_FMT f92363d1 Sreekanth Reddy 2012-11-30 3737 "request_pool(0x%p): free\n", f92363d1 Sreekanth Reddy 2012-11-30 3738 ioc->name, ioc->request)); f92363d1 Sreekanth Reddy 2012-11-30 3739 ioc->request = NULL; f92363d1 Sreekanth Reddy 2012-11-30 3740 } f92363d1 Sreekanth Reddy 2012-11-30 3741 f92363d1 Sreekanth Reddy 2012-11-30 3742 if (ioc->sense) { e9d98418 Romain Perier 2017-07-06 3743 dma_pool_free(ioc->sense_dma_pool, ioc->sense, ioc->sense_dma); e9d98418 Romain Perier 2017-07-06 3744 dma_pool_destroy(ioc->sense_dma_pool); f92363d1 Sreekanth Reddy 2012-11-30 3745 dexitprintk(ioc, pr_info(MPT3SAS_FMT f92363d1 Sreekanth Reddy 2012-11-30 3746 "sense_pool(0x%p): free\n", f92363d1 Sreekanth Reddy 2012-11-30 3747 ioc->name, ioc->sense)); f92363d1 Sreekanth Reddy 2012-11-30 3748 ioc->sense = NULL; f92363d1 Sreekanth Reddy 2012-11-30 3749 } f92363d1 Sreekanth Reddy 2012-11-30 3750 f92363d1 Sreekanth Reddy 2012-11-30 3751 if (ioc->reply) { e9d98418 Romain Perier 2017-07-06 3752 dma_pool_free(ioc->reply_dma_pool, ioc->reply, ioc->reply_dma); e9d98418 Romain Perier 2017-07-06 3753 dma_pool_destroy(ioc->reply_dma_pool); f92363d1 Sreekanth Reddy 2012-11-30 3754 dexitprintk(ioc, pr_info(MPT3SAS_FMT f92363d1 Sreekanth Reddy 2012-11-30 3755 "reply_pool(0x%p): free\n", f92363d1 Sreekanth Reddy 2012-11-30 3756 ioc->name, ioc->reply)); f92363d1 Sreekanth Reddy 2012-11-30 3757 ioc->reply = NULL; f92363d1 Sreekanth Reddy 2012-11-30 3758 } f92363d1 Sreekanth Reddy 2012-11-30 3759 f92363d1 Sreekanth Reddy 2012-11-30 3760 if (ioc->reply_free) { e9d98418 Romain Perier 2017-07-06 3761 dma_pool_free(ioc->reply_free_dma_pool, ioc->reply_free, f92363d1 Sreekanth Reddy 2012-11-30 3762 ioc->reply_free_dma); e9d98418 Romain Perier 2017-07-06 3763 dma_pool_destroy(ioc->reply_free_dma_pool); f92363d1 Sreekanth Reddy 2012-11-30 3764 dexitprintk(ioc, pr_info(MPT3SAS_FMT f92363d1 Sreekanth Reddy 2012-11-30 3765 "reply_free_pool(0x%p): free\n", f92363d1 Sreekanth Reddy 2012-11-30 3766 ioc->name, ioc->reply_free)); f92363d1 Sreekanth Reddy 2012-11-30 3767 ioc->reply_free = NULL; f92363d1 Sreekanth Reddy 2012-11-30 3768 } f92363d1 Sreekanth Reddy 2012-11-30 3769 9b05c91a Sreekanth Reddy 2014-09-12 3770 if (ioc->reply_post) { 9b05c91a Sreekanth Reddy 2014-09-12 3771 do { 9b05c91a Sreekanth Reddy 2014-09-12 3772 rps = &ioc->reply_post[i]; 9b05c91a Sreekanth Reddy 2014-09-12 3773 if (rps->reply_post_free) { e9d98418 Romain Perier 2017-07-06 3774 dma_pool_free( 9b05c91a Sreekanth Reddy 2014-09-12 3775 ioc->reply_post_free_dma_pool, 9b05c91a Sreekanth Reddy 2014-09-12 3776 rps->reply_post_free, 9b05c91a Sreekanth Reddy 2014-09-12 3777 rps->reply_post_free_dma); 9b05c91a Sreekanth Reddy 2014-09-12 3778 dexitprintk(ioc, pr_info(MPT3SAS_FMT 9b05c91a Sreekanth Reddy 2014-09-12 3779 "reply_post_free_pool(0x%p): free\n", 9b05c91a Sreekanth Reddy 2014-09-12 3780 ioc->name, rps->reply_post_free)); 9b05c91a Sreekanth Reddy 2014-09-12 3781 rps->reply_post_free = NULL; 9b05c91a Sreekanth Reddy 2014-09-12 3782 } 9b05c91a Sreekanth Reddy 2014-09-12 3783 } while (ioc->rdpq_array_enable && 9b05c91a Sreekanth Reddy 2014-09-12 3784 (++i < ioc->reply_queue_count)); 9b05c91a Sreekanth Reddy 2014-09-12 3785 e9d98418 Romain Perier 2017-07-06 3786 dma_pool_destroy(ioc->reply_post_free_dma_pool); 9b05c91a Sreekanth Reddy 2014-09-12 3787 kfree(ioc->reply_post); f92363d1 Sreekanth Reddy 2012-11-30 3788 } f92363d1 Sreekanth Reddy 2012-11-30 3789 016d5c35 Suganath Prabu Subramani 2017-10-31 3790 if (ioc->pcie_sgl_dma_pool) { 016d5c35 Suganath Prabu Subramani 2017-10-31 3791 for (i = 0; i < ioc->scsiio_depth; i++) { 016d5c35 Suganath Prabu Subramani 2017-10-31 3792 if (ioc->scsi_lookup[i].pcie_sg_list.pcie_sgl) 016d5c35 Suganath Prabu Subramani 2017-10-31 @3793 pci_pool_free(ioc->pcie_sgl_dma_pool, 016d5c35 Suganath Prabu Subramani 2017-10-31 3794 ioc->scsi_lookup[i].pcie_sg_list.pcie_sgl, 016d5c35 Suganath Prabu Subramani 2017-10-31 3795 ioc->scsi_lookup[i].pcie_sg_list.pcie_sgl_dma); 016d5c35 Suganath Prabu Subramani 2017-10-31 3796 } 016d5c35 Suganath Prabu Subramani 2017-10-31 3797 if (ioc->pcie_sgl_dma_pool) 016d5c35 Suganath Prabu Subramani 2017-10-31 @3798 pci_pool_destroy(ioc->pcie_sgl_dma_pool); 016d5c35 Suganath Prabu Subramani 2017-10-31 3799 } 016d5c35 Suganath Prabu Subramani 2017-10-31 3800 f92363d1 Sreekanth Reddy 2012-11-30 3801 if (ioc->config_page) { f92363d1 Sreekanth Reddy 2012-11-30 3802 dexitprintk(ioc, pr_info(MPT3SAS_FMT f92363d1 Sreekanth Reddy 2012-11-30 3803 "config_page(0x%p): free\n", ioc->name, f92363d1 Sreekanth Reddy 2012-11-30 3804 ioc->config_page)); f92363d1 Sreekanth Reddy 2012-11-30 3805 pci_free_consistent(ioc->pdev, ioc->config_page_sz, f92363d1 Sreekanth Reddy 2012-11-30 3806 ioc->config_page, ioc->config_page_dma); f92363d1 Sreekanth Reddy 2012-11-30 3807 } f92363d1 Sreekanth Reddy 2012-11-30 3808 f92363d1 Sreekanth Reddy 2012-11-30 3809 if (ioc->scsi_lookup) { f92363d1 Sreekanth Reddy 2012-11-30 3810 free_pages((ulong)ioc->scsi_lookup, ioc->scsi_lookup_pages); f92363d1 Sreekanth Reddy 2012-11-30 3811 ioc->scsi_lookup = NULL; f92363d1 Sreekanth Reddy 2012-11-30 3812 } f92363d1 Sreekanth Reddy 2012-11-30 3813 kfree(ioc->hpr_lookup); f92363d1 Sreekanth Reddy 2012-11-30 3814 kfree(ioc->internal_lookup); f92363d1 Sreekanth Reddy 2012-11-30 3815 if (ioc->chain_lookup) { f92363d1 Sreekanth Reddy 2012-11-30 3816 for (i = 0; i < ioc->chain_depth; i++) { f92363d1 Sreekanth Reddy 2012-11-30 3817 if (ioc->chain_lookup[i].chain_buffer) e9d98418 Romain Perier 2017-07-06 3818 dma_pool_free(ioc->chain_dma_pool, f92363d1 Sreekanth Reddy 2012-11-30 3819 ioc->chain_lookup[i].chain_buffer, f92363d1 Sreekanth Reddy 2012-11-30 3820 ioc->chain_lookup[i].chain_buffer_dma); f92363d1 Sreekanth Reddy 2012-11-30 3821 } e9d98418 Romain Perier 2017-07-06 3822 dma_pool_destroy(ioc->chain_dma_pool); f92363d1 Sreekanth Reddy 2012-11-30 3823 free_pages((ulong)ioc->chain_lookup, ioc->chain_pages); f92363d1 Sreekanth Reddy 2012-11-30 3824 ioc->chain_lookup = NULL; f92363d1 Sreekanth Reddy 2012-11-30 3825 } f92363d1 Sreekanth Reddy 2012-11-30 3826 } f92363d1 Sreekanth Reddy 2012-11-30 3827 :::::: The code at line 3793 was first introduced by commit :::::: 016d5c35e27824f31c394009dd0f72f2c6b0dc85 scsi: mpt3sas: SGL to PRP Translation for I/Os to NVMe devices :::::: TO: Suganath Prabu Subramani <suganath-prabu.subramani@xxxxxxxxxxxx> :::::: CC: Martin K. Petersen <martin.petersen@xxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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