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authorAndreas Gruenbacher <agruen@linbit.com>2011-05-30 16:15:21 +0200
committerPhilipp Reisner <philipp.reisner@linbit.com>2014-02-17 16:36:44 +0100
commit547616979372b65646d691e8dab90e850be582fe (patch)
treee64d5fd706f5ecf30bcf1bdba5fb678978903f9c /drivers/block/drbd/drbd_bitmap.c
parenta3603a6e3b4f2f0fb5529821134424e2eeec88fd (diff)
downloadop-kernel-dev-547616979372b65646d691e8dab90e850be582fe.zip
op-kernel-dev-547616979372b65646d691e8dab90e850be582fe.tar.gz
drbd: Rename struct drbd_conf -> struct drbd_device
sed -i -e 's:\<drbd_conf\>:drbd_device:g' Signed-off-by: Andreas Gruenbacher <agruen@linbit.com> Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Diffstat (limited to 'drivers/block/drbd/drbd_bitmap.c')
-rw-r--r--drivers/block/drbd/drbd_bitmap.c86
1 files changed, 43 insertions, 43 deletions
diff --git a/drivers/block/drbd/drbd_bitmap.c b/drivers/block/drbd/drbd_bitmap.c
index 6b37884..49d25cf 100644
--- a/drivers/block/drbd/drbd_bitmap.c
+++ b/drivers/block/drbd/drbd_bitmap.c
@@ -113,7 +113,7 @@ struct drbd_bitmap {
};
#define bm_print_lock_info(m) __bm_print_lock_info(m, __func__)
-static void __bm_print_lock_info(struct drbd_conf *mdev, const char *func)
+static void __bm_print_lock_info(struct drbd_device *mdev, const char *func)
{
struct drbd_bitmap *b = mdev->bitmap;
if (!__ratelimit(&drbd_ratelimit_state))
@@ -124,7 +124,7 @@ static void __bm_print_lock_info(struct drbd_conf *mdev, const char *func)
drbd_task_to_thread_name(mdev->tconn, b->bm_task));
}
-void drbd_bm_lock(struct drbd_conf *mdev, char *why, enum bm_flag flags)
+void drbd_bm_lock(struct drbd_device *mdev, char *why, enum bm_flag flags)
{
struct drbd_bitmap *b = mdev->bitmap;
int trylock_failed;
@@ -151,7 +151,7 @@ void drbd_bm_lock(struct drbd_conf *mdev, char *why, enum bm_flag flags)
b->bm_task = current;
}
-void drbd_bm_unlock(struct drbd_conf *mdev)
+void drbd_bm_unlock(struct drbd_device *mdev)
{
struct drbd_bitmap *b = mdev->bitmap;
if (!b) {
@@ -211,14 +211,14 @@ static unsigned long bm_page_to_idx(struct page *page)
/* As is very unlikely that the same page is under IO from more than one
* context, we can get away with a bit per page and one wait queue per bitmap.
*/
-static void bm_page_lock_io(struct drbd_conf *mdev, int page_nr)
+static void bm_page_lock_io(struct drbd_device *mdev, int page_nr)
{
struct drbd_bitmap *b = mdev->bitmap;
void *addr = &page_private(b->bm_pages[page_nr]);
wait_event(b->bm_io_wait, !test_and_set_bit(BM_PAGE_IO_LOCK, addr));
}
-static void bm_page_unlock_io(struct drbd_conf *mdev, int page_nr)
+static void bm_page_unlock_io(struct drbd_device *mdev, int page_nr)
{
struct drbd_bitmap *b = mdev->bitmap;
void *addr = &page_private(b->bm_pages[page_nr]);
@@ -249,7 +249,7 @@ static void bm_set_page_need_writeout(struct page *page)
* hints, then call drbd_bm_write_hinted(), which will only write out changed
* pages which are flagged with this mark.
*/
-void drbd_bm_mark_for_writeout(struct drbd_conf *mdev, int page_nr)
+void drbd_bm_mark_for_writeout(struct drbd_device *mdev, int page_nr)
{
struct page *page;
if (page_nr >= mdev->bitmap->bm_number_of_pages) {
@@ -340,7 +340,7 @@ static void bm_unmap(unsigned long *p_addr)
/*
* actually most functions herein should take a struct drbd_bitmap*, not a
- * struct drbd_conf*, but for the debug macros I like to have the mdev around
+ * struct drbd_device*, but for the debug macros I like to have the mdev around
* to be able to report device specific.
*/
@@ -438,7 +438,7 @@ static struct page **bm_realloc_pages(struct drbd_bitmap *b, unsigned long want)
* called on driver init only. TODO call when a device is created.
* allocates the drbd_bitmap, and stores it in mdev->bitmap.
*/
-int drbd_bm_init(struct drbd_conf *mdev)
+int drbd_bm_init(struct drbd_device *mdev)
{
struct drbd_bitmap *b = mdev->bitmap;
WARN_ON(b != NULL);
@@ -454,7 +454,7 @@ int drbd_bm_init(struct drbd_conf *mdev)
return 0;
}
-sector_t drbd_bm_capacity(struct drbd_conf *mdev)
+sector_t drbd_bm_capacity(struct drbd_device *mdev)
{
if (!expect(mdev->bitmap))
return 0;
@@ -463,7 +463,7 @@ sector_t drbd_bm_capacity(struct drbd_conf *mdev)
/* called on driver unload. TODO: call when a device is destroyed.
*/
-void drbd_bm_cleanup(struct drbd_conf *mdev)
+void drbd_bm_cleanup(struct drbd_device *mdev)
{
if (!expect(mdev->bitmap))
return;
@@ -631,7 +631,7 @@ static u64 drbd_md_on_disk_bits(struct drbd_backing_dev *ldev)
* In case this is actually a resize, we copy the old bitmap into the new one.
* Otherwise, the bitmap is initialized to all bits set.
*/
-int drbd_bm_resize(struct drbd_conf *mdev, sector_t capacity, int set_new_bits)
+int drbd_bm_resize(struct drbd_device *mdev, sector_t capacity, int set_new_bits)
{
struct drbd_bitmap *b = mdev->bitmap;
unsigned long bits, words, owords, obits;
@@ -757,7 +757,7 @@ int drbd_bm_resize(struct drbd_conf *mdev, sector_t capacity, int set_new_bits)
*
* maybe bm_set should be atomic_t ?
*/
-unsigned long _drbd_bm_total_weight(struct drbd_conf *mdev)
+unsigned long _drbd_bm_total_weight(struct drbd_device *mdev)
{
struct drbd_bitmap *b = mdev->bitmap;
unsigned long s;
@@ -775,7 +775,7 @@ unsigned long _drbd_bm_total_weight(struct drbd_conf *mdev)
return s;
}
-unsigned long drbd_bm_total_weight(struct drbd_conf *mdev)
+unsigned long drbd_bm_total_weight(struct drbd_device *mdev)
{
unsigned long s;
/* if I don't have a disk, I don't know about out-of-sync status */
@@ -786,7 +786,7 @@ unsigned long drbd_bm_total_weight(struct drbd_conf *mdev)
return s;
}
-size_t drbd_bm_words(struct drbd_conf *mdev)
+size_t drbd_bm_words(struct drbd_device *mdev)
{
struct drbd_bitmap *b = mdev->bitmap;
if (!expect(b))
@@ -797,7 +797,7 @@ size_t drbd_bm_words(struct drbd_conf *mdev)
return b->bm_words;
}
-unsigned long drbd_bm_bits(struct drbd_conf *mdev)
+unsigned long drbd_bm_bits(struct drbd_device *mdev)
{
struct drbd_bitmap *b = mdev->bitmap;
if (!expect(b))
@@ -811,7 +811,7 @@ unsigned long drbd_bm_bits(struct drbd_conf *mdev)
* bitmap must be locked by drbd_bm_lock.
* currently only used from receive_bitmap.
*/
-void drbd_bm_merge_lel(struct drbd_conf *mdev, size_t offset, size_t number,
+void drbd_bm_merge_lel(struct drbd_device *mdev, size_t offset, size_t number,
unsigned long *buffer)
{
struct drbd_bitmap *b = mdev->bitmap;
@@ -860,7 +860,7 @@ void drbd_bm_merge_lel(struct drbd_conf *mdev, size_t offset, size_t number,
/* copy number words from the bitmap starting at offset into the buffer.
* buffer[i] will be little endian unsigned long.
*/
-void drbd_bm_get_lel(struct drbd_conf *mdev, size_t offset, size_t number,
+void drbd_bm_get_lel(struct drbd_device *mdev, size_t offset, size_t number,
unsigned long *buffer)
{
struct drbd_bitmap *b = mdev->bitmap;
@@ -897,7 +897,7 @@ void drbd_bm_get_lel(struct drbd_conf *mdev, size_t offset, size_t number,
}
/* set all bits in the bitmap */
-void drbd_bm_set_all(struct drbd_conf *mdev)
+void drbd_bm_set_all(struct drbd_device *mdev)
{
struct drbd_bitmap *b = mdev->bitmap;
if (!expect(b))
@@ -913,7 +913,7 @@ void drbd_bm_set_all(struct drbd_conf *mdev)
}
/* clear all bits in the bitmap */
-void drbd_bm_clear_all(struct drbd_conf *mdev)
+void drbd_bm_clear_all(struct drbd_device *mdev)
{
struct drbd_bitmap *b = mdev->bitmap;
if (!expect(b))
@@ -928,7 +928,7 @@ void drbd_bm_clear_all(struct drbd_conf *mdev)
}
struct bm_aio_ctx {
- struct drbd_conf *mdev;
+ struct drbd_device *mdev;
atomic_t in_flight;
unsigned int done;
unsigned flags;
@@ -951,7 +951,7 @@ static void bm_aio_ctx_destroy(struct kref *kref)
static void bm_async_io_complete(struct bio *bio, int error)
{
struct bm_aio_ctx *ctx = bio->bi_private;
- struct drbd_conf *mdev = ctx->mdev;
+ struct drbd_device *mdev = ctx->mdev;
struct drbd_bitmap *b = mdev->bitmap;
unsigned int idx = bm_page_to_idx(bio->bi_io_vec[0].bv_page);
int uptodate = bio_flagged(bio, BIO_UPTODATE);
@@ -1000,7 +1000,7 @@ static void bm_async_io_complete(struct bio *bio, int error)
static void bm_page_io_async(struct bm_aio_ctx *ctx, int page_nr, int rw) __must_hold(local)
{
struct bio *bio = bio_alloc_drbd(GFP_NOIO);
- struct drbd_conf *mdev = ctx->mdev;
+ struct drbd_device *mdev = ctx->mdev;
struct drbd_bitmap *b = mdev->bitmap;
struct page *page;
unsigned int len;
@@ -1049,7 +1049,7 @@ static void bm_page_io_async(struct bm_aio_ctx *ctx, int page_nr, int rw) __must
/*
* bm_rw: read/write the whole bitmap from/to its on disk location.
*/
-static int bm_rw(struct drbd_conf *mdev, int rw, unsigned flags, unsigned lazy_writeout_upper_idx) __must_hold(local)
+static int bm_rw(struct drbd_device *mdev, int rw, unsigned flags, unsigned lazy_writeout_upper_idx) __must_hold(local)
{
struct bm_aio_ctx *ctx;
struct drbd_bitmap *b = mdev->bitmap;
@@ -1173,7 +1173,7 @@ static int bm_rw(struct drbd_conf *mdev, int rw, unsigned flags, unsigned lazy_w
* drbd_bm_read() - Read the whole bitmap from its on disk location.
* @mdev: DRBD device.
*/
-int drbd_bm_read(struct drbd_conf *mdev) __must_hold(local)
+int drbd_bm_read(struct drbd_device *mdev) __must_hold(local)
{
return bm_rw(mdev, READ, 0, 0);
}
@@ -1184,7 +1184,7 @@ int drbd_bm_read(struct drbd_conf *mdev) __must_hold(local)
*
* Will only write pages that have changed since last IO.
*/
-int drbd_bm_write(struct drbd_conf *mdev) __must_hold(local)
+int drbd_bm_write(struct drbd_device *mdev) __must_hold(local)
{
return bm_rw(mdev, WRITE, 0, 0);
}
@@ -1195,7 +1195,7 @@ int drbd_bm_write(struct drbd_conf *mdev) __must_hold(local)
*
* Will write all pages.
*/
-int drbd_bm_write_all(struct drbd_conf *mdev) __must_hold(local)
+int drbd_bm_write_all(struct drbd_device *mdev) __must_hold(local)
{
return bm_rw(mdev, WRITE, BM_WRITE_ALL_PAGES, 0);
}
@@ -1211,7 +1211,7 @@ int drbd_bm_write_all(struct drbd_conf *mdev) __must_hold(local)
* verify is aborted due to a failed peer disk, while local IO continues, or
* pending resync acks are still being processed.
*/
-int drbd_bm_write_copy_pages(struct drbd_conf *mdev) __must_hold(local)
+int drbd_bm_write_copy_pages(struct drbd_device *mdev) __must_hold(local)
{
return bm_rw(mdev, WRITE, BM_AIO_COPY_PAGES, 0);
}
@@ -1220,7 +1220,7 @@ int drbd_bm_write_copy_pages(struct drbd_conf *mdev) __must_hold(local)
* drbd_bm_write_hinted() - Write bitmap pages with "hint" marks, if they have changed.
* @mdev: DRBD device.
*/
-int drbd_bm_write_hinted(struct drbd_conf *mdev) __must_hold(local)
+int drbd_bm_write_hinted(struct drbd_device *mdev) __must_hold(local)
{
return bm_rw(mdev, WRITE, BM_AIO_WRITE_HINTED | BM_AIO_COPY_PAGES, 0);
}
@@ -1237,7 +1237,7 @@ int drbd_bm_write_hinted(struct drbd_conf *mdev) __must_hold(local)
* In case this becomes an issue on systems with larger PAGE_SIZE,
* we may want to change this again to write 4k aligned 4k pieces.
*/
-int drbd_bm_write_page(struct drbd_conf *mdev, unsigned int idx) __must_hold(local)
+int drbd_bm_write_page(struct drbd_device *mdev, unsigned int idx) __must_hold(local)
{
struct bm_aio_ctx *ctx;
int err;
@@ -1288,7 +1288,7 @@ int drbd_bm_write_page(struct drbd_conf *mdev, unsigned int idx) __must_hold(loc
*
* this returns a bit number, NOT a sector!
*/
-static unsigned long __bm_find_next(struct drbd_conf *mdev, unsigned long bm_fo,
+static unsigned long __bm_find_next(struct drbd_device *mdev, unsigned long bm_fo,
const int find_zero_bit)
{
struct drbd_bitmap *b = mdev->bitmap;
@@ -1328,7 +1328,7 @@ static unsigned long __bm_find_next(struct drbd_conf *mdev, unsigned long bm_fo,
return bm_fo;
}
-static unsigned long bm_find_next(struct drbd_conf *mdev,
+static unsigned long bm_find_next(struct drbd_device *mdev,
unsigned long bm_fo, const int find_zero_bit)
{
struct drbd_bitmap *b = mdev->bitmap;
@@ -1349,14 +1349,14 @@ static unsigned long bm_find_next(struct drbd_conf *mdev,
return i;
}
-unsigned long drbd_bm_find_next(struct drbd_conf *mdev, unsigned long bm_fo)
+unsigned long drbd_bm_find_next(struct drbd_device *mdev, unsigned long bm_fo)
{
return bm_find_next(mdev, bm_fo, 0);
}
#if 0
/* not yet needed for anything. */
-unsigned long drbd_bm_find_next_zero(struct drbd_conf *mdev, unsigned long bm_fo)
+unsigned long drbd_bm_find_next_zero(struct drbd_device *mdev, unsigned long bm_fo)
{
return bm_find_next(mdev, bm_fo, 1);
}
@@ -1364,13 +1364,13 @@ unsigned long drbd_bm_find_next_zero(struct drbd_conf *mdev, unsigned long bm_fo
/* does not spin_lock_irqsave.
* you must take drbd_bm_lock() first */
-unsigned long _drbd_bm_find_next(struct drbd_conf *mdev, unsigned long bm_fo)
+unsigned long _drbd_bm_find_next(struct drbd_device *mdev, unsigned long bm_fo)
{
/* WARN_ON(!(BM_DONT_SET & mdev->b->bm_flags)); */
return __bm_find_next(mdev, bm_fo, 0);
}
-unsigned long _drbd_bm_find_next_zero(struct drbd_conf *mdev, unsigned long bm_fo)
+unsigned long _drbd_bm_find_next_zero(struct drbd_device *mdev, unsigned long bm_fo)
{
/* WARN_ON(!(BM_DONT_SET & mdev->b->bm_flags)); */
return __bm_find_next(mdev, bm_fo, 1);
@@ -1382,7 +1382,7 @@ unsigned long _drbd_bm_find_next_zero(struct drbd_conf *mdev, unsigned long bm_f
* wants bitnr, not sector.
* expected to be called for only a few bits (e - s about BITS_PER_LONG).
* Must hold bitmap lock already. */
-static int __bm_change_bits_to(struct drbd_conf *mdev, const unsigned long s,
+static int __bm_change_bits_to(struct drbd_device *mdev, const unsigned long s,
unsigned long e, int val)
{
struct drbd_bitmap *b = mdev->bitmap;
@@ -1431,7 +1431,7 @@ static int __bm_change_bits_to(struct drbd_conf *mdev, const unsigned long s,
* for val != 0, we change 0 -> 1, return code positive
* for val == 0, we change 1 -> 0, return code negative
* wants bitnr, not sector */
-static int bm_change_bits_to(struct drbd_conf *mdev, const unsigned long s,
+static int bm_change_bits_to(struct drbd_device *mdev, const unsigned long s,
const unsigned long e, int val)
{
unsigned long flags;
@@ -1454,13 +1454,13 @@ static int bm_change_bits_to(struct drbd_conf *mdev, const unsigned long s,
}
/* returns number of bits changed 0 -> 1 */
-int drbd_bm_set_bits(struct drbd_conf *mdev, const unsigned long s, const unsigned long e)
+int drbd_bm_set_bits(struct drbd_device *mdev, const unsigned long s, const unsigned long e)
{
return bm_change_bits_to(mdev, s, e, 1);
}
/* returns number of bits changed 1 -> 0 */
-int drbd_bm_clear_bits(struct drbd_conf *mdev, const unsigned long s, const unsigned long e)
+int drbd_bm_clear_bits(struct drbd_device *mdev, const unsigned long s, const unsigned long e)
{
return -bm_change_bits_to(mdev, s, e, 0);
}
@@ -1494,7 +1494,7 @@ static inline void bm_set_full_words_within_one_page(struct drbd_bitmap *b,
* You must first drbd_bm_lock().
* Can be called to set the whole bitmap in one go.
* Sets bits from s to e _inclusive_. */
-void _drbd_bm_set_bits(struct drbd_conf *mdev, const unsigned long s, const unsigned long e)
+void _drbd_bm_set_bits(struct drbd_device *mdev, const unsigned long s, const unsigned long e)
{
/* First set_bit from the first bit (s)
* up to the next long boundary (sl),
@@ -1574,7 +1574,7 @@ void _drbd_bm_set_bits(struct drbd_conf *mdev, const unsigned long s, const unsi
* 0 ... bit not set
* -1 ... first out of bounds access, stop testing for bits!
*/
-int drbd_bm_test_bit(struct drbd_conf *mdev, const unsigned long bitnr)
+int drbd_bm_test_bit(struct drbd_device *mdev, const unsigned long bitnr)
{
unsigned long flags;
struct drbd_bitmap *b = mdev->bitmap;
@@ -1605,7 +1605,7 @@ int drbd_bm_test_bit(struct drbd_conf *mdev, const unsigned long bitnr)
}
/* returns number of bits set in the range [s, e] */
-int drbd_bm_count_bits(struct drbd_conf *mdev, const unsigned long s, const unsigned long e)
+int drbd_bm_count_bits(struct drbd_device *mdev, const unsigned long s, const unsigned long e)
{
unsigned long flags;
struct drbd_bitmap *b = mdev->bitmap;
@@ -1660,7 +1660,7 @@ int drbd_bm_count_bits(struct drbd_conf *mdev, const unsigned long s, const unsi
* reference count of some bitmap extent element from some lru instead...
*
*/
-int drbd_bm_e_weight(struct drbd_conf *mdev, unsigned long enr)
+int drbd_bm_e_weight(struct drbd_device *mdev, unsigned long enr)
{
struct drbd_bitmap *b = mdev->bitmap;
int count, s, e;
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