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Merge branch 'ovl-fixes' into for-linus

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This commit is contained in:
Al Viro
2016-05-11 00:00:29 -04:00
parent 99d825822e 38b78a5f18
commit e4d35be584
1573 changed files with 17108 additions and 10194 deletions
Download Patch File Download Diff File Expand all files Collapse all files
block/bio.c
+6 -6
View File
@@ -1339,7 +1339,7 @@ struct bio *bio_map_user_iov(struct request_queue *q,
* release the pages we didn't map into the bio, if any
*/
while (j < page_limit)
page_cache_release(pages[j++]);
put_page(pages[j++]);
}
kfree(pages);
@@ -1365,7 +1365,7 @@ struct bio *bio_map_user_iov(struct request_queue *q,
for (j = 0; j < nr_pages; j++) {
if (!pages[j])
break;
page_cache_release(pages[j]);
put_page(pages[j]);
}
out:
kfree(pages);
@@ -1385,7 +1385,7 @@ static void __bio_unmap_user(struct bio *bio)
if (bio_data_dir(bio) == READ)
set_page_dirty_lock(bvec->bv_page);
page_cache_release(bvec->bv_page);
put_page(bvec->bv_page);
}
bio_put(bio);
@@ -1615,8 +1615,8 @@ static void bio_release_pages(struct bio *bio)
* the BIO and the offending pages and re-dirty the pages in process context.
*
* It is expected that bio_check_pages_dirty() will wholly own the BIO from
* here on. It will run one page_cache_release() against each page and will
* run one bio_put() against the BIO.
* here on. It will run one put_page() against each page and will run one
* bio_put() against the BIO.
*/
static void bio_dirty_fn(struct work_struct *work);
@@ -1658,7 +1658,7 @@ void bio_check_pages_dirty(struct bio *bio)
struct page *page = bvec->bv_page;
if (PageDirty(page) || PageCompound(page)) {
page_cache_release(page);
put_page(page);
bvec->bv_page = NULL;
} else {
nr_clean_pages++;
block/blk-core.c
+1 -1
View File
@@ -706,7 +706,7 @@ struct request_queue *blk_alloc_queue_node(gfp_t gfp_mask, int node_id)
goto fail_id;
q->backing_dev_info.ra_pages =
(VM_MAX_READAHEAD * 1024) / PAGE_CACHE_SIZE;
(VM_MAX_READAHEAD * 1024) / PAGE_SIZE;
q->backing_dev_info.capabilities = BDI_CAP_CGROUP_WRITEBACK;
q->backing_dev_info.name = "block";
q->node = node_id;
block/blk-settings.c
+6 -6
View File
@@ -239,8 +239,8 @@ void blk_queue_max_hw_sectors(struct request_queue *q, unsigned int max_hw_secto
struct queue_limits *limits = &q->limits;
unsigned int max_sectors;
if ((max_hw_sectors << 9) < PAGE_CACHE_SIZE) {
max_hw_sectors = 1 << (PAGE_CACHE_SHIFT - 9);
if ((max_hw_sectors << 9) < PAGE_SIZE) {
max_hw_sectors = 1 << (PAGE_SHIFT - 9);
printk(KERN_INFO "%s: set to minimum %d\n",
__func__, max_hw_sectors);
}
@@ -329,8 +329,8 @@ EXPORT_SYMBOL(blk_queue_max_segments);
**/
void blk_queue_max_segment_size(struct request_queue *q, unsigned int max_size)
{
if (max_size < PAGE_CACHE_SIZE) {
max_size = PAGE_CACHE_SIZE;
if (max_size < PAGE_SIZE) {
max_size = PAGE_SIZE;
printk(KERN_INFO "%s: set to minimum %d\n",
__func__, max_size);
}
@@ -760,8 +760,8 @@ EXPORT_SYMBOL_GPL(blk_queue_dma_drain);
**/
void blk_queue_segment_boundary(struct request_queue *q, unsigned long mask)
{
if (mask < PAGE_CACHE_SIZE - 1) {
mask = PAGE_CACHE_SIZE - 1;
if (mask < PAGE_SIZE - 1) {
mask = PAGE_SIZE - 1;
printk(KERN_INFO "%s: set to minimum %lx\n",
__func__, mask);
}
block/blk-sysfs.c
+4 -4
View File
@@ -76,7 +76,7 @@ queue_requests_store(struct request_queue *q, const char *page, size_t count)
static ssize_t queue_ra_show(struct request_queue *q, char *page)
{
unsigned long ra_kb = q->backing_dev_info.ra_pages <<
(PAGE_CACHE_SHIFT - 10);
(PAGE_SHIFT - 10);
return queue_var_show(ra_kb, (page));
}
@@ -90,7 +90,7 @@ queue_ra_store(struct request_queue *q, const char *page, size_t count)
if (ret < 0)
return ret;
q->backing_dev_info.ra_pages = ra_kb >> (PAGE_CACHE_SHIFT - 10);
q->backing_dev_info.ra_pages = ra_kb >> (PAGE_SHIFT - 10);
return ret;
}
@@ -117,7 +117,7 @@ static ssize_t queue_max_segment_size_show(struct request_queue *q, char *page)
if (blk_queue_cluster(q))
return queue_var_show(queue_max_segment_size(q), (page));
return queue_var_show(PAGE_CACHE_SIZE, (page));
return queue_var_show(PAGE_SIZE, (page));
}
static ssize_t queue_logical_block_size_show(struct request_queue *q, char *page)
@@ -198,7 +198,7 @@ queue_max_sectors_store(struct request_queue *q, const char *page, size_t count)
{
unsigned long max_sectors_kb,
max_hw_sectors_kb = queue_max_hw_sectors(q) >> 1,
page_kb = 1 << (PAGE_CACHE_SHIFT - 10);
page_kb = 1 << (PAGE_SHIFT - 10);
ssize_t ret = queue_var_store(&max_sectors_kb, page, count);
if (ret < 0)
block/cfq-iosched.c
+1 -1
View File
@@ -4075,7 +4075,7 @@ cfq_rq_enqueued(struct cfq_data *cfqd, struct cfq_queue *cfqq,
* idle timer unplug to continue working.
*/
if (cfq_cfqq_wait_request(cfqq)) {
if (blk_rq_bytes(rq) > PAGE_CACHE_SIZE ||
if (blk_rq_bytes(rq) > PAGE_SIZE ||
cfqd->busy_queues > 1) {
cfq_del_timer(cfqd, cfqq);
cfq_clear_cfqq_wait_request(cfqq);
block/compat_ioctl.c
+2 -2
View File
@@ -710,7 +710,7 @@ long compat_blkdev_ioctl(struct file *file, unsigned cmd, unsigned long arg)
return -EINVAL;
bdi = blk_get_backing_dev_info(bdev);
return compat_put_long(arg,
(bdi->ra_pages * PAGE_CACHE_SIZE) / 512);
(bdi->ra_pages * PAGE_SIZE) / 512);
case BLKROGET: /* compatible */
return compat_put_int(arg, bdev_read_only(bdev) != 0);
case BLKBSZGET_32: /* get the logical block size (cf. BLKSSZGET) */
@@ -729,7 +729,7 @@ long compat_blkdev_ioctl(struct file *file, unsigned cmd, unsigned long arg)
if (!capable(CAP_SYS_ADMIN))
return -EACCES;
bdi = blk_get_backing_dev_info(bdev);
bdi->ra_pages = (arg * 512) / PAGE_CACHE_SIZE;
bdi->ra_pages = (arg * 512) / PAGE_SIZE;
return 0;
case BLKGETSIZE:
size = i_size_read(bdev->bd_inode);
block/ioctl.c
+2 -2
View File
@@ -550,7 +550,7 @@ int blkdev_ioctl(struct block_device *bdev, fmode_t mode, unsigned cmd,
if (!arg)
return -EINVAL;
bdi = blk_get_backing_dev_info(bdev);
return put_long(arg, (bdi->ra_pages * PAGE_CACHE_SIZE) / 512);
return put_long(arg, (bdi->ra_pages * PAGE_SIZE) / 512);
case BLKROGET:
return put_int(arg, bdev_read_only(bdev) != 0);
case BLKBSZGET: /* get block device soft block size (cf. BLKSSZGET) */
@@ -578,7 +578,7 @@ int blkdev_ioctl(struct block_device *bdev, fmode_t mode, unsigned cmd,
if(!capable(CAP_SYS_ADMIN))
return -EACCES;
bdi = blk_get_backing_dev_info(bdev);
bdi->ra_pages = (arg * 512) / PAGE_CACHE_SIZE;
bdi->ra_pages = (arg * 512) / PAGE_SIZE;
return 0;
case BLKBSZSET:
return blkdev_bszset(bdev, mode, argp);
block/partition-generic.c
+14 -7
View File
@@ -361,15 +361,20 @@ struct hd_struct *add_partition(struct gendisk *disk, int partno,
goto out_del;
}
err = hd_ref_init(p);
if (err) {
if (flags & ADDPART_FLAG_WHOLEDISK)
goto out_remove_file;
goto out_del;
}
/* everything is up and running, commence */
rcu_assign_pointer(ptbl->part[partno], p);
/* suppress uevent if the disk suppresses it */
if (!dev_get_uevent_suppress(ddev))
kobject_uevent(&pdev->kobj, KOBJ_ADD);
if (!hd_ref_init(p))
return p;
return p;
out_free_info:
free_part_info(p);
@@ -378,6 +383,8 @@ out_free_stats:
out_free:
kfree(p);
return ERR_PTR(err);
out_remove_file:
device_remove_file(pdev, &dev_attr_whole_disk);
out_del:
kobject_put(p->holder_dir);
device_del(pdev);
@@ -566,8 +573,8 @@ static struct page *read_pagecache_sector(struct block_device *bdev, sector_t n)
{
struct address_space *mapping = bdev->bd_inode->i_mapping;
return read_mapping_page(mapping, (pgoff_t)(n >> (PAGE_CACHE_SHIFT-9)),
NULL);
return read_mapping_page(mapping, (pgoff_t)(n >> (PAGE_SHIFT-9)),
NULL);
}
unsigned char *read_dev_sector(struct block_device *bdev, sector_t n, Sector *p)
@@ -584,9 +591,9 @@ unsigned char *read_dev_sector(struct block_device *bdev, sector_t n, Sector *p)
if (PageError(page))
goto fail;
p->v = page;
return (unsigned char *)page_address(page) + ((n & ((1 << (PAGE_CACHE_SHIFT - 9)) - 1)) << 9);
return (unsigned char *)page_address(page) + ((n & ((1 << (PAGE_SHIFT - 9)) - 1)) << 9);
fail:
page_cache_release(page);
put_page(page);
}
p->v = NULL;
return NULL;