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-rw-r--r--arch/cris/arch-v32/drivers/cryptocop.c8
-rw-r--r--arch/ia64/kernel/err_inject.c3
-rw-r--r--arch/mips/mm/gup.c3
-rw-r--r--arch/s390/mm/gup.c4
-rw-r--r--arch/sh/mm/gup.c2
-rw-r--r--arch/sparc/mm/gup.c2
-rw-r--r--arch/x86/mm/gup.c2
-rw-r--r--arch/x86/mm/mpx.c4
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c3
-rw-r--r--drivers/gpu/drm/radeon/radeon_ttm.c3
-rw-r--r--drivers/gpu/drm/via/via_dmablit.c3
-rw-r--r--drivers/infiniband/core/umem.c2
-rw-r--r--drivers/infiniband/hw/mthca/mthca_memfree.c3
-rw-r--r--drivers/infiniband/hw/qib/qib_user_pages.c3
-rw-r--r--drivers/infiniband/hw/usnic/usnic_uiom.c2
-rw-r--r--drivers/media/pci/ivtv/ivtv-udma.c4
-rw-r--r--drivers/media/pci/ivtv/ivtv-yuv.c10
-rw-r--r--drivers/media/v4l2-core/videobuf-dma-sg.c3
-rw-r--r--drivers/misc/mic/scif/scif_rma.c2
-rw-r--r--drivers/misc/sgi-gru/grufault.c3
-rw-r--r--drivers/scsi/st.c2
-rw-r--r--drivers/video/fbdev/pvr2fb.c4
-rw-r--r--drivers/virt/fsl_hypervisor.c5
-rw-r--r--mm/frame_vector.c2
-rw-r--r--mm/gup.c6
-rw-r--r--mm/ksm.c2
-rw-r--r--mm/mempolicy.c6
-rw-r--r--net/ceph/pagevec.c2
-rw-r--r--virt/kvm/kvm_main.c10
29 files changed, 44 insertions, 64 deletions
diff --git a/arch/cris/arch-v32/drivers/cryptocop.c b/arch/cris/arch-v32/drivers/cryptocop.c
index 877da19..617645d 100644
--- a/arch/cris/arch-v32/drivers/cryptocop.c
+++ b/arch/cris/arch-v32/drivers/cryptocop.c
@@ -2719,9 +2719,7 @@ static int cryptocop_ioctl_process(struct inode *inode, struct file *filp, unsig
/* Acquire the mm page semaphore. */
down_read(&current->mm->mmap_sem);
- err = get_user_pages(current,
- current->mm,
- (unsigned long int)(oper.indata + prev_ix),
+ err = get_user_pages((unsigned long int)(oper.indata + prev_ix),
noinpages,
0, /* read access only for in data */
0, /* no force */
@@ -2736,9 +2734,7 @@ static int cryptocop_ioctl_process(struct inode *inode, struct file *filp, unsig
}
noinpages = err;
if (oper.do_cipher){
- err = get_user_pages(current,
- current->mm,
- (unsigned long int)oper.cipher_outdata,
+ err = get_user_pages((unsigned long int)oper.cipher_outdata,
nooutpages,
1, /* write access for out data */
0, /* no force */
diff --git a/arch/ia64/kernel/err_inject.c b/arch/ia64/kernel/err_inject.c
index 0c161ed..09f8457 100644
--- a/arch/ia64/kernel/err_inject.c
+++ b/arch/ia64/kernel/err_inject.c
@@ -142,8 +142,7 @@ store_virtual_to_phys(struct device *dev, struct device_attribute *attr,
u64 virt_addr=simple_strtoull(buf, NULL, 16);
int ret;
- ret = get_user_pages(current, current->mm, virt_addr,
- 1, VM_READ, 0, NULL, NULL);
+ ret = get_user_pages(virt_addr, 1, VM_READ, 0, NULL, NULL);
if (ret<=0) {
#ifdef ERR_INJ_DEBUG
printk("Virtual address %lx is not existing.\n",virt_addr);
diff --git a/arch/mips/mm/gup.c b/arch/mips/mm/gup.c
index 1afd87c..982e83f 100644
--- a/arch/mips/mm/gup.c
+++ b/arch/mips/mm/gup.c
@@ -286,8 +286,7 @@ slow_irqon:
start += nr << PAGE_SHIFT;
pages += nr;
- ret = get_user_pages_unlocked(current, mm, start,
- (end - start) >> PAGE_SHIFT,
+ ret = get_user_pages_unlocked(start, (end - start) >> PAGE_SHIFT,
write, 0, pages);
/* Have to be a bit careful with return values */
diff --git a/arch/s390/mm/gup.c b/arch/s390/mm/gup.c
index 13dab0c..49a1c84 100644
--- a/arch/s390/mm/gup.c
+++ b/arch/s390/mm/gup.c
@@ -210,7 +210,6 @@ int __get_user_pages_fast(unsigned long start, int nr_pages, int write,
int get_user_pages_fast(unsigned long start, int nr_pages, int write,
struct page **pages)
{
- struct mm_struct *mm = current->mm;
int nr, ret;
might_sleep();
@@ -222,8 +221,7 @@ int get_user_pages_fast(unsigned long start, int nr_pages, int write,
/* Try to get the remaining pages with get_user_pages */
start += nr << PAGE_SHIFT;
pages += nr;
- ret = get_user_pages_unlocked(current, mm, start,
- nr_pages - nr, write, 0, pages);
+ ret = get_user_pages_unlocked(start, nr_pages - nr, write, 0, pages);
/* Have to be a bit careful with return values */
if (nr > 0)
ret = (ret < 0) ? nr : ret + nr;
diff --git a/arch/sh/mm/gup.c b/arch/sh/mm/gup.c
index e7af6a6..40fa6c8 100644
--- a/arch/sh/mm/gup.c
+++ b/arch/sh/mm/gup.c
@@ -257,7 +257,7 @@ slow_irqon:
start += nr << PAGE_SHIFT;
pages += nr;
- ret = get_user_pages_unlocked(current, mm, start,
+ ret = get_user_pages_unlocked(start,
(end - start) >> PAGE_SHIFT, write, 0, pages);
/* Have to be a bit careful with return values */
diff --git a/arch/sparc/mm/gup.c b/arch/sparc/mm/gup.c
index eb3d8e8..4e06750 100644
--- a/arch/sparc/mm/gup.c
+++ b/arch/sparc/mm/gup.c
@@ -237,7 +237,7 @@ slow:
start += nr << PAGE_SHIFT;
pages += nr;
- ret = get_user_pages_unlocked(current, mm, start,
+ ret = get_user_pages_unlocked(start,
(end - start) >> PAGE_SHIFT, write, 0, pages);
/* Have to be a bit careful with return values */
diff --git a/arch/x86/mm/gup.c b/arch/x86/mm/gup.c
index 6d5eb59..ce5e454 100644
--- a/arch/x86/mm/gup.c
+++ b/arch/x86/mm/gup.c
@@ -422,7 +422,7 @@ slow_irqon:
start += nr << PAGE_SHIFT;
pages += nr;
- ret = get_user_pages_unlocked(current, mm, start,
+ ret = get_user_pages_unlocked(start,
(end - start) >> PAGE_SHIFT,
write, 0, pages);
diff --git a/arch/x86/mm/mpx.c b/arch/x86/mm/mpx.c
index b2fd67d..84fa4a4 100644
--- a/arch/x86/mm/mpx.c
+++ b/arch/x86/mm/mpx.c
@@ -546,8 +546,8 @@ static int mpx_resolve_fault(long __user *addr, int write)
int nr_pages = 1;
int force = 0;
- gup_ret = get_user_pages(current, current->mm, (unsigned long)addr,
- nr_pages, write, force, NULL, NULL);
+ gup_ret = get_user_pages((unsigned long)addr, nr_pages, write,
+ force, NULL, NULL);
/*
* get_user_pages() returns number of pages gotten.
* 0 means we failed to fault in and get anything,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index 6442a06..5fedfb6 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -518,8 +518,7 @@ static int amdgpu_ttm_tt_pin_userptr(struct ttm_tt *ttm)
uint64_t userptr = gtt->userptr + pinned * PAGE_SIZE;
struct page **pages = ttm->pages + pinned;
- r = get_user_pages(current, current->mm, userptr, num_pages,
- write, 0, pages, NULL);
+ r = get_user_pages(userptr, num_pages, write, 0, pages, NULL);
if (r < 0)
goto release_pages;
diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c
index e343074..927a9f2 100644
--- a/drivers/gpu/drm/radeon/radeon_ttm.c
+++ b/drivers/gpu/drm/radeon/radeon_ttm.c
@@ -554,8 +554,7 @@ static int radeon_ttm_tt_pin_userptr(struct ttm_tt *ttm)
uint64_t userptr = gtt->userptr + pinned * PAGE_SIZE;
struct page **pages = ttm->pages + pinned;
- r = get_user_pages(current, current->mm, userptr, num_pages,
- write, 0, pages, NULL);
+ r = get_user_pages(userptr, num_pages, write, 0, pages, NULL);
if (r < 0)
goto release_pages;
diff --git a/drivers/gpu/drm/via/via_dmablit.c b/drivers/gpu/drm/via/via_dmablit.c
index d0cbd5e..e797dfc 100644
--- a/drivers/gpu/drm/via/via_dmablit.c
+++ b/drivers/gpu/drm/via/via_dmablit.c
@@ -239,8 +239,7 @@ via_lock_all_dma_pages(drm_via_sg_info_t *vsg, drm_via_dmablit_t *xfer)
if (NULL == vsg->pages)
return -ENOMEM;
down_read(&current->mm->mmap_sem);
- ret = get_user_pages(current, current->mm,
- (unsigned long)xfer->mem_addr,
+ ret = get_user_pages((unsigned long)xfer->mem_addr,
vsg->num_pages,
(vsg->direction == DMA_FROM_DEVICE),
0, vsg->pages, NULL);
diff --git a/drivers/infiniband/core/umem.c b/drivers/infiniband/core/umem.c
index 38acb3c..fe4d2e1 100644
--- a/drivers/infiniband/core/umem.c
+++ b/drivers/infiniband/core/umem.c
@@ -188,7 +188,7 @@ struct ib_umem *ib_umem_get(struct ib_ucontext *context, unsigned long addr,
sg_list_start = umem->sg_head.sgl;
while (npages) {
- ret = get_user_pages(current, current->mm, cur_base,
+ ret = get_user_pages(cur_base,
min_t(unsigned long, npages,
PAGE_SIZE / sizeof (struct page *)),
1, !umem->writable, page_list, vma_list);
diff --git a/drivers/infiniband/hw/mthca/mthca_memfree.c b/drivers/infiniband/hw/mthca/mthca_memfree.c
index 7d2e42d..6c00d04 100644
--- a/drivers/infiniband/hw/mthca/mthca_memfree.c
+++ b/drivers/infiniband/hw/mthca/mthca_memfree.c
@@ -472,8 +472,7 @@ int mthca_map_user_db(struct mthca_dev *dev, struct mthca_uar *uar,
goto out;
}
- ret = get_user_pages(current, current->mm, uaddr & PAGE_MASK, 1, 1, 0,
- pages, NULL);
+ ret = get_user_pages(uaddr & PAGE_MASK, 1, 1, 0, pages, NULL);
if (ret < 0)
goto out;
diff --git a/drivers/infiniband/hw/qib/qib_user_pages.c b/drivers/infiniband/hw/qib/qib_user_pages.c
index 74f90b2..2d2b94f 100644
--- a/drivers/infiniband/hw/qib/qib_user_pages.c
+++ b/drivers/infiniband/hw/qib/qib_user_pages.c
@@ -66,8 +66,7 @@ static int __qib_get_user_pages(unsigned long start_page, size_t num_pages,
}
for (got = 0; got < num_pages; got += ret) {
- ret = get_user_pages(current, current->mm,
- start_page + got * PAGE_SIZE,
+ ret = get_user_pages(start_page + got * PAGE_SIZE,
num_pages - got, 1, 1,
p + got, NULL);
if (ret < 0)
diff --git a/drivers/infiniband/hw/usnic/usnic_uiom.c b/drivers/infiniband/hw/usnic/usnic_uiom.c
index 645a5f6..7209fbc 100644
--- a/drivers/infiniband/hw/usnic/usnic_uiom.c
+++ b/drivers/infiniband/hw/usnic/usnic_uiom.c
@@ -144,7 +144,7 @@ static int usnic_uiom_get_pages(unsigned long addr, size_t size, int writable,
ret = 0;
while (npages) {
- ret = get_user_pages(current, current->mm, cur_base,
+ ret = get_user_pages(cur_base,
min_t(unsigned long, npages,
PAGE_SIZE / sizeof(struct page *)),
1, !writable, page_list, NULL);
diff --git a/drivers/media/pci/ivtv/ivtv-udma.c b/drivers/media/pci/ivtv/ivtv-udma.c
index 24152ac..4769469 100644
--- a/drivers/media/pci/ivtv/ivtv-udma.c
+++ b/drivers/media/pci/ivtv/ivtv-udma.c
@@ -124,8 +124,8 @@ int ivtv_udma_setup(struct ivtv *itv, unsigned long ivtv_dest_addr,
}
/* Get user pages for DMA Xfer */
- err = get_user_pages_unlocked(current, current->mm,
- user_dma.uaddr, user_dma.page_count, 0, 1, dma->map);
+ err = get_user_pages_unlocked(user_dma.uaddr, user_dma.page_count, 0,
+ 1, dma->map);
if (user_dma.page_count != err) {
IVTV_DEBUG_WARN("failed to map user pages, returned %d instead of %d\n",
diff --git a/drivers/media/pci/ivtv/ivtv-yuv.c b/drivers/media/pci/ivtv/ivtv-yuv.c
index 2b8e7b2..b094054 100644
--- a/drivers/media/pci/ivtv/ivtv-yuv.c
+++ b/drivers/media/pci/ivtv/ivtv-yuv.c
@@ -75,14 +75,12 @@ static int ivtv_yuv_prep_user_dma(struct ivtv *itv, struct ivtv_user_dma *dma,
ivtv_udma_get_page_info (&uv_dma, (unsigned long)args->uv_source, 360 * uv_decode_height);
/* Get user pages for DMA Xfer */
- y_pages = get_user_pages_unlocked(current, current->mm,
- y_dma.uaddr, y_dma.page_count, 0, 1,
- &dma->map[0]);
+ y_pages = get_user_pages_unlocked(y_dma.uaddr,
+ y_dma.page_count, 0, 1, &dma->map[0]);
uv_pages = 0; /* silence gcc. value is set and consumed only if: */
if (y_pages == y_dma.page_count) {
- uv_pages = get_user_pages_unlocked(current, current->mm,
- uv_dma.uaddr, uv_dma.page_count, 0, 1,
- &dma->map[y_pages]);
+ uv_pages = get_user_pages_unlocked(uv_dma.uaddr,
+ uv_dma.page_count, 0, 1, &dma->map[y_pages]);
}
if (y_pages != y_dma.page_count || uv_pages != uv_dma.page_count) {
diff --git a/drivers/media/v4l2-core/videobuf-dma-sg.c b/drivers/media/v4l2-core/videobuf-dma-sg.c
index f669ced..df4c052c 100644
--- a/drivers/media/v4l2-core/videobuf-dma-sg.c
+++ b/drivers/media/v4l2-core/videobuf-dma-sg.c
@@ -181,8 +181,7 @@ static int videobuf_dma_init_user_locked(struct videobuf_dmabuf *dma,
dprintk(1, "init user [0x%lx+0x%lx => %d pages]\n",
data, size, dma->nr_pages);
- err = get_user_pages(current, current->mm,
- data & PAGE_MASK, dma->nr_pages,
+ err = get_user_pages(data & PAGE_MASK, dma->nr_pages,
rw == READ, 1, /* force */
dma->pages, NULL);
diff --git a/drivers/misc/mic/scif/scif_rma.c b/drivers/misc/mic/scif/scif_rma.c
index 8310b4d..0fa0d242 100644
--- a/drivers/misc/mic/scif/scif_rma.c
+++ b/drivers/misc/mic/scif/scif_rma.c
@@ -1394,8 +1394,6 @@ retry:
}
pinned_pages->nr_pages = get_user_pages(
- current,
- mm,
(u64)addr,
nr_pages,
!!(prot & SCIF_PROT_WRITE),
diff --git a/drivers/misc/sgi-gru/grufault.c b/drivers/misc/sgi-gru/grufault.c
index f74fc0c..a2d97b9 100644
--- a/drivers/misc/sgi-gru/grufault.c
+++ b/drivers/misc/sgi-gru/grufault.c
@@ -198,8 +198,7 @@ static int non_atomic_pte_lookup(struct vm_area_struct *vma,
#else
*pageshift = PAGE_SHIFT;
#endif
- if (get_user_pages
- (current, current->mm, vaddr, 1, write, 0, &page, NULL) <= 0)
+ if (get_user_pages(vaddr, 1, write, 0, &page, NULL) <= 0)
return -EFAULT;
*paddr = page_to_phys(page);
put_page(page);
diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c
index 2e52295..664852a 100644
--- a/drivers/scsi/st.c
+++ b/drivers/scsi/st.c
@@ -4817,8 +4817,6 @@ static int sgl_map_user_pages(struct st_buffer *STbp,
/* Try to fault in all of the necessary pages */
/* rw==READ means read from drive, write into memory area */
res = get_user_pages_unlocked(
- current,
- current->mm,
uaddr,
nr_pages,
rw == READ,
diff --git a/drivers/video/fbdev/pvr2fb.c b/drivers/video/fbdev/pvr2fb.c
index 0e24eb9..71a923e 100644
--- a/drivers/video/fbdev/pvr2fb.c
+++ b/drivers/video/fbdev/pvr2fb.c
@@ -686,8 +686,8 @@ static ssize_t pvr2fb_write(struct fb_info *info, const char *buf,
if (!pages)
return -ENOMEM;
- ret = get_user_pages_unlocked(current, current->mm, (unsigned long)buf,
- nr_pages, WRITE, 0, pages);
+ ret = get_user_pages_unlocked((unsigned long)buf, nr_pages, WRITE,
+ 0, pages);
if (ret < nr_pages) {
nr_pages = ret;
diff --git a/drivers/virt/fsl_hypervisor.c b/drivers/virt/fsl_hypervisor.c
index 32c8fc5..60bdad3 100644
--- a/drivers/virt/fsl_hypervisor.c
+++ b/drivers/virt/fsl_hypervisor.c
@@ -244,9 +244,8 @@ static long ioctl_memcpy(struct fsl_hv_ioctl_memcpy __user *p)
/* Get the physical addresses of the source buffer */
down_read(&current->mm->mmap_sem);
- num_pinned = get_user_pages(current, current->mm,
- param.local_vaddr - lb_offset, num_pages,
- (param.source == -1) ? READ : WRITE,
+ num_pinned = get_user_pages(param.local_vaddr - lb_offset,
+ num_pages, (param.source == -1) ? READ : WRITE,
0, pages, NULL);
up_read(&current->mm->mmap_sem);
diff --git a/mm/frame_vector.c b/mm/frame_vector.c
index 7cf2b71..381bb07 100644
--- a/mm/frame_vector.c
+++ b/mm/frame_vector.c
@@ -58,7 +58,7 @@ int get_vaddr_frames(unsigned long start, unsigned int nr_frames,
if (!(vma->vm_flags & (VM_IO | VM_PFNMAP))) {
vec->got_ref = true;
vec->is_pfns = false;
- ret = get_user_pages_locked(current, mm, start, nr_frames,
+ ret = get_user_pages_locked(start, nr_frames,
write, force, (struct page **)(vec->ptrs), &locked);
goto out;
}
diff --git a/mm/gup.c b/mm/gup.c
index 8a035e0..de24ef4 100644
--- a/mm/gup.c
+++ b/mm/gup.c
@@ -936,8 +936,10 @@ long get_user_pages_remote(struct task_struct *tsk, struct mm_struct *mm,
EXPORT_SYMBOL(get_user_pages_remote);
/*
- * This is the same as get_user_pages_remote() for the time
- * being.
+ * This is the same as get_user_pages_remote(), just with a
+ * less-flexible calling convention where we assume that the task
+ * and mm being operated on are the current task's. We also
+ * obviously don't pass FOLL_REMOTE in here.
*/
long get_user_pages6(unsigned long start, unsigned long nr_pages,
int write, int force, struct page **pages,
diff --git a/mm/ksm.c b/mm/ksm.c
index ca6d2a0..c2013f6 100644
--- a/mm/ksm.c
+++ b/mm/ksm.c
@@ -352,7 +352,7 @@ static inline bool ksm_test_exit(struct mm_struct *mm)
/*
* We use break_ksm to break COW on a ksm page: it's a stripped down
*
- * if (get_user_pages(current, mm, addr, 1, 1, 1, &page, NULL) == 1)
+ * if (get_user_pages(addr, 1, 1, 1, &page, NULL) == 1)
* put_page(page);
*
* but taking great care only to touch a ksm page, in a VM_MERGEABLE vma,
diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index 4c4187c..dd0ce7f 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -844,12 +844,12 @@ static void get_policy_nodemask(struct mempolicy *p, nodemask_t *nodes)
}
}
-static int lookup_node(struct mm_struct *mm, unsigned long addr)
+static int lookup_node(unsigned long addr)
{
struct page *p;
int err;
- err = get_user_pages(current, mm, addr & PAGE_MASK, 1, 0, 0, &p, NULL);
+ err = get_user_pages(addr & PAGE_MASK, 1, 0, 0, &p, NULL);
if (err >= 0) {
err = page_to_nid(p);
put_page(p);
@@ -904,7 +904,7 @@ static long do_get_mempolicy(int *policy, nodemask_t *nmask,
if (flags & MPOL_F_NODE) {
if (flags & MPOL_F_ADDR) {
- err = lookup_node(mm, addr);
+ err = lookup_node(addr);
if (err < 0)
goto out;
*policy = err;
diff --git a/net/ceph/pagevec.c b/net/ceph/pagevec.c
index d4f5f22..10297f7 100644
--- a/net/ceph/pagevec.c
+++ b/net/ceph/pagevec.c
@@ -24,7 +24,7 @@ struct page **ceph_get_direct_page_vector(const void __user *data,
return ERR_PTR(-ENOMEM);
while (got < num_pages) {
- rc = get_user_pages_unlocked(current, current->mm,
+ rc = get_user_pages_unlocked(
(unsigned long)data + ((unsigned long)got * PAGE_SIZE),
num_pages - got, write_page, 0, pages + got);
if (rc < 0)
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index a11cfd2..0253ad9 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -1264,15 +1264,16 @@ unsigned long kvm_vcpu_gfn_to_hva_prot(struct kvm_vcpu *vcpu, gfn_t gfn, bool *w
return gfn_to_hva_memslot_prot(slot, gfn, writable);
}
-static int get_user_page_nowait(struct task_struct *tsk, struct mm_struct *mm,
- unsigned long start, int write, struct page **page)
+static int get_user_page_nowait(unsigned long start, int write,
+ struct page **page)
{
int flags = FOLL_TOUCH | FOLL_NOWAIT | FOLL_HWPOISON | FOLL_GET;
if (write)
flags |= FOLL_WRITE;
- return __get_user_pages(tsk, mm, start, 1, flags, page, NULL, NULL);
+ return __get_user_pages(current, current->mm, start, 1, flags, page,
+ NULL, NULL);
}
static inline int check_user_page_hwpoison(unsigned long addr)
@@ -1334,8 +1335,7 @@ static int hva_to_pfn_slow(unsigned long addr, bool *async, bool write_fault,
if (async) {
down_read(&current->mm->mmap_sem);
- npages = get_user_page_nowait(current, current->mm,
- addr, write_fault, page);
+ npages = get_user_page_nowait(addr, write_fault, page);
up_read(&current->mm->mmap_sem);
} else
npages = __get_user_pages_unlocked(current, current->mm, addr, 1,
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