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author | Linus Torvalds <torvalds@linux-foundation.org> | 2015-11-10 21:14:23 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-11-10 21:14:23 -0800 |
commit | c5a37883f42be712a989e54d5d6c0159b0e56599 (patch) | |
tree | e66d224e2e1b8ce0f9022fde55f8a3a5c939233d | |
parent | 5dfe5b2c714a5bea0908c1e00da0e8e00535f55c (diff) | |
parent | 247e75dba60140395cd7e808d32f76f208bedf76 (diff) | |
download | linux-stable-c5a37883f42be712a989e54d5d6c0159b0e56599.tar.gz linux-stable-c5a37883f42be712a989e54d5d6c0159b0e56599.tar.bz2 linux-stable-c5a37883f42be712a989e54d5d6c0159b0e56599.zip |
Merge branch 'akpm' (patches from Andrew)
Merge final patch-bomb from Andrew Morton:
"Various leftovers, mainly Christoph's pci_dma_supported() removals"
* emailed patches from Andrew Morton <akpm@linux-foundation.org>:
pci: remove pci_dma_supported
usbnet: remove ifdefed out call to dma_supported
kaweth: remove ifdefed out call to dma_supported
sfc: don't call dma_supported
nouveau: don't call pci_dma_supported
netup_unidvb: use pci_set_dma_mask insted of pci_dma_supported
cx23885: use pci_set_dma_mask insted of pci_dma_supported
cx25821: use pci_set_dma_mask insted of pci_dma_supported
cx88: use pci_set_dma_mask insted of pci_dma_supported
saa7134: use pci_set_dma_mask insted of pci_dma_supported
saa7164: use pci_set_dma_mask insted of pci_dma_supported
tw68-core: use pci_set_dma_mask insted of pci_dma_supported
pcnet32: use pci_set_dma_mask insted of pci_dma_supported
lib/string.c: add ULL suffix to the constant definition
hugetlb: trivial comment fix
selftests/mlock2: add ULL suffix to 64-bit constants
selftests/mlock2: add missing #define _GNU_SOURCE
-rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_ttm.c | 7 | ||||
-rw-r--r-- | drivers/media/pci/cx23885/cx23885-core.c | 2 | ||||
-rw-r--r-- | drivers/media/pci/cx25821/cx25821-core.c | 2 | ||||
-rw-r--r-- | drivers/media/pci/cx88/cx88-alsa.c | 2 | ||||
-rw-r--r-- | drivers/media/pci/cx88/cx88-mpeg.c | 2 | ||||
-rw-r--r-- | drivers/media/pci/cx88/cx88-video.c | 2 | ||||
-rw-r--r-- | drivers/media/pci/netup_unidvb/netup_unidvb_core.c | 2 | ||||
-rw-r--r-- | drivers/media/pci/saa7134/saa7134-core.c | 2 | ||||
-rw-r--r-- | drivers/media/pci/saa7164/saa7164-core.c | 2 | ||||
-rw-r--r-- | drivers/media/pci/tw68/tw68-core.c | 2 | ||||
-rw-r--r-- | drivers/net/ethernet/amd/pcnet32.c | 2 | ||||
-rw-r--r-- | drivers/net/ethernet/sfc/efx.c | 8 | ||||
-rw-r--r-- | drivers/net/usb/kaweth.c | 6 | ||||
-rw-r--r-- | drivers/net/usb/usbnet.c | 6 | ||||
-rw-r--r-- | drivers/parisc/ccio-dma.c | 2 | ||||
-rw-r--r-- | include/asm-generic/pci-dma-compat.h | 6 | ||||
-rw-r--r-- | lib/string.c | 2 | ||||
-rw-r--r-- | mm/hugetlb.c | 4 | ||||
-rw-r--r-- | tools/testing/selftests/vm/mlock2-tests.c | 5 |
19 files changed, 24 insertions, 42 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_ttm.c b/drivers/gpu/drm/nouveau/nouveau_ttm.c index 3f713c1b5dc1..d2e7d209f651 100644 --- a/drivers/gpu/drm/nouveau/nouveau_ttm.c +++ b/drivers/gpu/drm/nouveau/nouveau_ttm.c @@ -353,8 +353,7 @@ nouveau_ttm_init(struct nouveau_drm *drm) bits = nvxx_mmu(&drm->device)->dma_bits; if (nvxx_device(&drm->device)->func->pci) { - if (drm->agp.bridge || - !dma_supported(dev->dev, DMA_BIT_MASK(bits))) + if (drm->agp.bridge) bits = 32; } else if (device->func->tegra) { struct nvkm_device_tegra *tegra = device->func->tegra(device); @@ -369,6 +368,10 @@ nouveau_ttm_init(struct nouveau_drm *drm) } ret = dma_set_mask(dev->dev, DMA_BIT_MASK(bits)); + if (ret && bits != 32) { + bits = 32; + ret = dma_set_mask(dev->dev, DMA_BIT_MASK(bits)); + } if (ret) return ret; diff --git a/drivers/media/pci/cx23885/cx23885-core.c b/drivers/media/pci/cx23885/cx23885-core.c index bc1c9602f435..35759a91d47d 100644 --- a/drivers/media/pci/cx23885/cx23885-core.c +++ b/drivers/media/pci/cx23885/cx23885-core.c @@ -1992,7 +1992,7 @@ static int cx23885_initdev(struct pci_dev *pci_dev, (unsigned long long)pci_resource_start(pci_dev, 0)); pci_set_master(pci_dev); - if (!pci_dma_supported(pci_dev, 0xffffffff)) { + if (!pci_set_dma_mask(pci_dev, 0xffffffff)) { printk("%s/0: Oops: no 32bit PCI DMA ???\n", dev->name); err = -EIO; goto fail_context; diff --git a/drivers/media/pci/cx25821/cx25821-core.c b/drivers/media/pci/cx25821/cx25821-core.c index 559f8293c53a..dbc695f32760 100644 --- a/drivers/media/pci/cx25821/cx25821-core.c +++ b/drivers/media/pci/cx25821/cx25821-core.c @@ -1319,7 +1319,7 @@ static int cx25821_initdev(struct pci_dev *pci_dev, dev->pci_lat, (unsigned long long)dev->base_io_addr); pci_set_master(pci_dev); - if (!pci_dma_supported(pci_dev, 0xffffffff)) { + if (!pci_set_dma_mask(pci_dev, 0xffffffff)) { pr_err("%s/0: Oops: no 32bit PCI DMA ???\n", dev->name); err = -EIO; goto fail_irq; diff --git a/drivers/media/pci/cx88/cx88-alsa.c b/drivers/media/pci/cx88/cx88-alsa.c index 57ddf8a34178..0ed1b6530374 100644 --- a/drivers/media/pci/cx88/cx88-alsa.c +++ b/drivers/media/pci/cx88/cx88-alsa.c @@ -890,7 +890,7 @@ static int snd_cx88_create(struct snd_card *card, struct pci_dev *pci, return err; } - if (!pci_dma_supported(pci,DMA_BIT_MASK(32))) { + if (!pci_set_dma_mask(pci,DMA_BIT_MASK(32))) { dprintk(0, "%s/1: Oops: no 32bit PCI DMA ???\n",core->name); err = -EIO; cx88_core_put(core, pci); diff --git a/drivers/media/pci/cx88/cx88-mpeg.c b/drivers/media/pci/cx88/cx88-mpeg.c index 9961b2232b97..9db7767d1fe0 100644 --- a/drivers/media/pci/cx88/cx88-mpeg.c +++ b/drivers/media/pci/cx88/cx88-mpeg.c @@ -393,7 +393,7 @@ static int cx8802_init_common(struct cx8802_dev *dev) if (pci_enable_device(dev->pci)) return -EIO; pci_set_master(dev->pci); - if (!pci_dma_supported(dev->pci,DMA_BIT_MASK(32))) { + if (!pci_set_dma_mask(dev->pci,DMA_BIT_MASK(32))) { printk("%s/2: Oops: no 32bit PCI DMA ???\n",dev->core->name); return -EIO; } diff --git a/drivers/media/pci/cx88/cx88-video.c b/drivers/media/pci/cx88/cx88-video.c index f3b12dbbe9a1..0de1ad5a977d 100644 --- a/drivers/media/pci/cx88/cx88-video.c +++ b/drivers/media/pci/cx88/cx88-video.c @@ -1314,7 +1314,7 @@ static int cx8800_initdev(struct pci_dev *pci_dev, dev->pci_lat,(unsigned long long)pci_resource_start(pci_dev,0)); pci_set_master(pci_dev); - if (!pci_dma_supported(pci_dev,DMA_BIT_MASK(32))) { + if (!pci_set_dma_mask(pci_dev,DMA_BIT_MASK(32))) { printk("%s/0: Oops: no 32bit PCI DMA ???\n",core->name); err = -EIO; goto fail_core; diff --git a/drivers/media/pci/netup_unidvb/netup_unidvb_core.c b/drivers/media/pci/netup_unidvb/netup_unidvb_core.c index 83c90d3462e9..60b2d462f98d 100644 --- a/drivers/media/pci/netup_unidvb/netup_unidvb_core.c +++ b/drivers/media/pci/netup_unidvb/netup_unidvb_core.c @@ -810,7 +810,7 @@ static int netup_unidvb_initdev(struct pci_dev *pci_dev, "%s(): board vendor 0x%x, revision 0x%x\n", __func__, board_vendor, board_revision); pci_set_master(pci_dev); - if (!pci_dma_supported(pci_dev, 0xffffffff)) { + if (!pci_set_dma_mask(pci_dev, 0xffffffff)) { dev_err(&pci_dev->dev, "%s(): 32bit PCI DMA is not supported\n", __func__); goto pci_detect_err; diff --git a/drivers/media/pci/saa7134/saa7134-core.c b/drivers/media/pci/saa7134/saa7134-core.c index 87f39f97a79f..e79d63eb774e 100644 --- a/drivers/media/pci/saa7134/saa7134-core.c +++ b/drivers/media/pci/saa7134/saa7134-core.c @@ -951,7 +951,7 @@ static int saa7134_initdev(struct pci_dev *pci_dev, pci_name(pci_dev), dev->pci_rev, pci_dev->irq, dev->pci_lat,(unsigned long long)pci_resource_start(pci_dev,0)); pci_set_master(pci_dev); - if (!pci_dma_supported(pci_dev, DMA_BIT_MASK(32))) { + if (!pci_set_dma_mask(pci_dev, DMA_BIT_MASK(32))) { pr_warn("%s: Oops: no 32bit PCI DMA ???\n", dev->name); err = -EIO; goto fail1; diff --git a/drivers/media/pci/saa7164/saa7164-core.c b/drivers/media/pci/saa7164/saa7164-core.c index 3206a826b80d..8f36b48ef733 100644 --- a/drivers/media/pci/saa7164/saa7164-core.c +++ b/drivers/media/pci/saa7164/saa7164-core.c @@ -1264,7 +1264,7 @@ static int saa7164_initdev(struct pci_dev *pci_dev, pci_set_master(pci_dev); /* TODO */ - if (!pci_dma_supported(pci_dev, 0xffffffff)) { + if (!pci_set_dma_mask(pci_dev, 0xffffffff)) { printk("%s/0: Oops: no 32bit PCI DMA ???\n", dev->name); err = -EIO; goto fail_irq; diff --git a/drivers/media/pci/tw68/tw68-core.c b/drivers/media/pci/tw68/tw68-core.c index 04706cc9b818..8c5655d351d3 100644 --- a/drivers/media/pci/tw68/tw68-core.c +++ b/drivers/media/pci/tw68/tw68-core.c @@ -257,7 +257,7 @@ static int tw68_initdev(struct pci_dev *pci_dev, dev->name, pci_name(pci_dev), dev->pci_rev, pci_dev->irq, dev->pci_lat, (u64)pci_resource_start(pci_dev, 0)); pci_set_master(pci_dev); - if (!pci_dma_supported(pci_dev, DMA_BIT_MASK(32))) { + if (!pci_set_dma_mask(pci_dev, DMA_BIT_MASK(32))) { pr_info("%s: Oops: no 32bit PCI DMA ???\n", dev->name); err = -EIO; goto fail1; diff --git a/drivers/net/ethernet/amd/pcnet32.c b/drivers/net/ethernet/amd/pcnet32.c index bc8b04f42882..e2afabf3a465 100644 --- a/drivers/net/ethernet/amd/pcnet32.c +++ b/drivers/net/ethernet/amd/pcnet32.c @@ -1500,7 +1500,7 @@ pcnet32_probe_pci(struct pci_dev *pdev, const struct pci_device_id *ent) return -ENODEV; } - if (!pci_dma_supported(pdev, PCNET32_DMA_MASK)) { + if (!pci_set_dma_mask(pdev, PCNET32_DMA_MASK)) { if (pcnet32_debug & NETIF_MSG_PROBE) pr_err("architecture does not support 32bit PCI busmaster DMA\n"); return -ENODEV; diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c index 6e11ee6173ce..d288f1c928de 100644 --- a/drivers/net/ethernet/sfc/efx.c +++ b/drivers/net/ethernet/sfc/efx.c @@ -1247,11 +1247,9 @@ static int efx_init_io(struct efx_nic *efx) * masks event though they reject 46 bit masks. */ while (dma_mask > 0x7fffffffUL) { - if (dma_supported(&pci_dev->dev, dma_mask)) { - rc = dma_set_mask_and_coherent(&pci_dev->dev, dma_mask); - if (rc == 0) - break; - } + rc = dma_set_mask_and_coherent(&pci_dev->dev, dma_mask); + if (rc == 0) + break; dma_mask >>= 1; } if (rc) { diff --git a/drivers/net/usb/kaweth.c b/drivers/net/usb/kaweth.c index 1e9cdca37014..f64b25c221e8 100644 --- a/drivers/net/usb/kaweth.c +++ b/drivers/net/usb/kaweth.c @@ -1177,12 +1177,6 @@ err_fw: INIT_DELAYED_WORK(&kaweth->lowmem_work, kaweth_resubmit_tl); usb_set_intfdata(intf, kaweth); -#if 0 -// dma_supported() is deeply broken on almost all architectures - if (dma_supported (dev, 0xffffffffffffffffULL)) - kaweth->net->features |= NETIF_F_HIGHDMA; -#endif - SET_NETDEV_DEV(netdev, dev); if (register_netdev(netdev) != 0) { dev_err(dev, "Error registering netdev.\n"); diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c index 060918f49fea..0744bf2ef2d6 100644 --- a/drivers/net/usb/usbnet.c +++ b/drivers/net/usb/usbnet.c @@ -1662,12 +1662,6 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod) * bind() should set rx_urb_size in that case. */ dev->hard_mtu = net->mtu + net->hard_header_len; -#if 0 -// dma_supported() is deeply broken on almost all architectures - // possible with some EHCI controllers - if (dma_supported (&udev->dev, DMA_BIT_MASK(64))) - net->features |= NETIF_F_HIGHDMA; -#endif net->netdev_ops = &usbnet_netdev_ops; net->watchdog_timeo = TX_TIMEOUT_JIFFIES; diff --git a/drivers/parisc/ccio-dma.c b/drivers/parisc/ccio-dma.c index 957b42198328..8e11fb2831cd 100644 --- a/drivers/parisc/ccio-dma.c +++ b/drivers/parisc/ccio-dma.c @@ -704,8 +704,6 @@ ccio_mark_invalid(struct ioc *ioc, dma_addr_t iova, size_t byte_cnt) * ccio_dma_supported - Verify the IOMMU supports the DMA address range. * @dev: The PCI device. * @mask: A bit mask describing the DMA address range of the device. - * - * This function implements the pci_dma_supported function. */ static int ccio_dma_supported(struct device *dev, u64 mask) diff --git a/include/asm-generic/pci-dma-compat.h b/include/asm-generic/pci-dma-compat.h index c110843fc53b..eafce7b6f052 100644 --- a/include/asm-generic/pci-dma-compat.h +++ b/include/asm-generic/pci-dma-compat.h @@ -6,12 +6,6 @@ #include <linux/dma-mapping.h> -static inline int -pci_dma_supported(struct pci_dev *hwdev, u64 mask) -{ - return dma_supported(hwdev == NULL ? NULL : &hwdev->dev, mask); -} - static inline void * pci_alloc_consistent(struct pci_dev *hwdev, size_t size, dma_addr_t *dma_handle) diff --git a/lib/string.c b/lib/string.c index 84775ba873b9..0323c0d5629a 100644 --- a/lib/string.c +++ b/lib/string.c @@ -904,7 +904,7 @@ void *memchr_inv(const void *start, int c, size_t bytes) value64 = value; #if defined(CONFIG_ARCH_HAS_FAST_MULTIPLIER) && BITS_PER_LONG == 64 - value64 *= 0x0101010101010101; + value64 *= 0x0101010101010101ULL; #elif defined(CONFIG_ARCH_HAS_FAST_MULTIPLIER) value64 *= 0x01010101; value64 |= value64 << 32; diff --git a/mm/hugetlb.c b/mm/hugetlb.c index 7ce07d681265..827bb02a43a4 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -2138,7 +2138,7 @@ static unsigned long set_max_huge_pages(struct hstate *h, unsigned long count, * First take pages out of surplus state. Then make up the * remaining difference by allocating fresh huge pages. * - * We might race with alloc_buddy_huge_page() here and be unable + * We might race with __alloc_buddy_huge_page() here and be unable * to convert a surplus huge page to a normal huge page. That is * not critical, though, it just means the overall size of the * pool might be one hugepage larger than it needs to be, but @@ -2180,7 +2180,7 @@ static unsigned long set_max_huge_pages(struct hstate *h, unsigned long count, * By placing pages into the surplus state independent of the * overcommit value, we are allowing the surplus pool size to * exceed overcommit. There are few sane options here. Since - * alloc_buddy_huge_page() is checking the global counter, + * __alloc_buddy_huge_page() is checking the global counter, * though, we'll note that we're not allowed to exceed surplus * and won't grow the pool anywhere else. Not until one of the * sysctls are changed, or the surplus pages go out of use. diff --git a/tools/testing/selftests/vm/mlock2-tests.c b/tools/testing/selftests/vm/mlock2-tests.c index 4431994aade2..02ca5e0177c5 100644 --- a/tools/testing/selftests/vm/mlock2-tests.c +++ b/tools/testing/selftests/vm/mlock2-tests.c @@ -1,3 +1,4 @@ +#define _GNU_SOURCE #include <sys/mman.h> #include <stdint.h> #include <stdio.h> @@ -276,8 +277,8 @@ out: return ret; } -#define PRESENT_BIT 0x8000000000000000 -#define PFN_MASK 0x007FFFFFFFFFFFFF +#define PRESENT_BIT 0x8000000000000000ULL +#define PFN_MASK 0x007FFFFFFFFFFFFFULL #define UNEVICTABLE_BIT (1UL << 18) static int lock_check(char *map) |