diff options
Diffstat (limited to 'fs/gfs2/meta_io.c')
-rw-r--r-- | fs/gfs2/meta_io.c | 70 |
1 files changed, 0 insertions, 70 deletions
diff --git a/fs/gfs2/meta_io.c b/fs/gfs2/meta_io.c index 8da343b34ae7..d762e4f7044e 100644 --- a/fs/gfs2/meta_io.c +++ b/fs/gfs2/meta_io.c | |||
@@ -298,76 +298,6 @@ void gfs2_attach_bufdata(struct gfs2_glock *gl, struct buffer_head *bh, | |||
298 | } | 298 | } |
299 | 299 | ||
300 | /** | 300 | /** |
301 | * gfs2_pin - Pin a buffer in memory | ||
302 | * @sdp: the filesystem the buffer belongs to | ||
303 | * @bh: The buffer to be pinned | ||
304 | * | ||
305 | */ | ||
306 | |||
307 | void gfs2_pin(struct gfs2_sbd *sdp, struct buffer_head *bh) | ||
308 | { | ||
309 | struct gfs2_bufdata *bd = bh->b_private; | ||
310 | |||
311 | gfs2_assert_withdraw(sdp, test_bit(SDF_JOURNAL_LIVE, &sdp->sd_flags)); | ||
312 | |||
313 | if (test_set_buffer_pinned(bh)) | ||
314 | gfs2_assert_withdraw(sdp, 0); | ||
315 | |||
316 | wait_on_buffer(bh); | ||
317 | |||
318 | /* If this buffer is in the AIL and it has already been written | ||
319 | to in-place disk block, remove it from the AIL. */ | ||
320 | |||
321 | gfs2_log_lock(sdp); | ||
322 | if (bd->bd_ail && !buffer_in_io(bh)) | ||
323 | list_move(&bd->bd_ail_st_list, &bd->bd_ail->ai_ail2_list); | ||
324 | gfs2_log_unlock(sdp); | ||
325 | |||
326 | clear_buffer_dirty(bh); | ||
327 | wait_on_buffer(bh); | ||
328 | |||
329 | if (!buffer_uptodate(bh)) | ||
330 | gfs2_io_error_bh(sdp, bh); | ||
331 | |||
332 | get_bh(bh); | ||
333 | } | ||
334 | |||
335 | /** | ||
336 | * gfs2_unpin - Unpin a buffer | ||
337 | * @sdp: the filesystem the buffer belongs to | ||
338 | * @bh: The buffer to unpin | ||
339 | * @ai: | ||
340 | * | ||
341 | */ | ||
342 | |||
343 | void gfs2_unpin(struct gfs2_sbd *sdp, struct buffer_head *bh, | ||
344 | struct gfs2_ail *ai) | ||
345 | { | ||
346 | struct gfs2_bufdata *bd = bh->b_private; | ||
347 | |||
348 | gfs2_assert_withdraw(sdp, buffer_uptodate(bh)); | ||
349 | |||
350 | if (!buffer_pinned(bh)) | ||
351 | gfs2_assert_withdraw(sdp, 0); | ||
352 | |||
353 | mark_buffer_dirty(bh); | ||
354 | clear_buffer_pinned(bh); | ||
355 | |||
356 | gfs2_log_lock(sdp); | ||
357 | if (bd->bd_ail) { | ||
358 | list_del(&bd->bd_ail_st_list); | ||
359 | brelse(bh); | ||
360 | } else { | ||
361 | struct gfs2_glock *gl = bd->bd_gl; | ||
362 | list_add(&bd->bd_ail_gl_list, &gl->gl_ail_list); | ||
363 | atomic_inc(&gl->gl_ail_count); | ||
364 | } | ||
365 | bd->bd_ail = ai; | ||
366 | list_add(&bd->bd_ail_st_list, &ai->ai_ail1_list); | ||
367 | gfs2_log_unlock(sdp); | ||
368 | } | ||
369 | |||
370 | /** | ||
371 | * gfs2_meta_wipe - make inode's buffers so they aren't dirty/pinned anymore | 301 | * gfs2_meta_wipe - make inode's buffers so they aren't dirty/pinned anymore |
372 | * @ip: the inode who owns the buffers | 302 | * @ip: the inode who owns the buffers |
373 | * @bstart: the first buffer in the run | 303 | * @bstart: the first buffer in the run |