localalloc.c (b657c95c11088d77fc1bfc9c84d940f778bf9d12) localalloc.c (13723d00e374c2a6d6ccb5af6de965e89c3e1b01)
1/* -*- mode: c; c-basic-offset: 8; -*-
2 * vim: noexpandtab sw=8 ts=8 sts=0:
3 *
4 * localalloc.c
5 *
6 * Node local data allocation
7 *
8 * Copyright (C) 2002, 2004 Oracle. All rights reserved.

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31#include <linux/debugfs.h>
32
33#define MLOG_MASK_PREFIX ML_DISK_ALLOC
34#include <cluster/masklog.h>
35
36#include "ocfs2.h"
37
38#include "alloc.h"
1/* -*- mode: c; c-basic-offset: 8; -*-
2 * vim: noexpandtab sw=8 ts=8 sts=0:
3 *
4 * localalloc.c
5 *
6 * Node local data allocation
7 *
8 * Copyright (C) 2002, 2004 Oracle. All rights reserved.

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31#include <linux/debugfs.h>
32
33#define MLOG_MASK_PREFIX ML_DISK_ALLOC
34#include <cluster/masklog.h>
35
36#include "ocfs2.h"
37
38#include "alloc.h"
39#include "blockcheck.h"
39#include "dlmglue.h"
40#include "inode.h"
41#include "journal.h"
42#include "localalloc.h"
43#include "suballoc.h"
44#include "super.h"
45#include "sysfile.h"
46

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377
378 alloc_copy = kmalloc(bh->b_size, GFP_NOFS);
379 if (!alloc_copy) {
380 status = -ENOMEM;
381 goto out_commit;
382 }
383 memcpy(alloc_copy, alloc, bh->b_size);
384
40#include "dlmglue.h"
41#include "inode.h"
42#include "journal.h"
43#include "localalloc.h"
44#include "suballoc.h"
45#include "super.h"
46#include "sysfile.h"
47

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378
379 alloc_copy = kmalloc(bh->b_size, GFP_NOFS);
380 if (!alloc_copy) {
381 status = -ENOMEM;
382 goto out_commit;
383 }
384 memcpy(alloc_copy, alloc, bh->b_size);
385
385 status = ocfs2_journal_access(handle, local_alloc_inode, bh,
386 OCFS2_JOURNAL_ACCESS_WRITE);
386 status = ocfs2_journal_access_di(handle, local_alloc_inode, bh,
387 OCFS2_JOURNAL_ACCESS_WRITE);
387 if (status < 0) {
388 mlog_errno(status);
389 goto out_commit;
390 }
391
392 ocfs2_clear_local_alloc(alloc);
393
394 status = ocfs2_journal_dirty(handle, bh);

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471 status = -ENOMEM;
472 goto bail;
473 }
474 memcpy((*alloc_copy), alloc_bh->b_data, alloc_bh->b_size);
475
476 alloc = (struct ocfs2_dinode *) alloc_bh->b_data;
477 ocfs2_clear_local_alloc(alloc);
478
388 if (status < 0) {
389 mlog_errno(status);
390 goto out_commit;
391 }
392
393 ocfs2_clear_local_alloc(alloc);
394
395 status = ocfs2_journal_dirty(handle, bh);

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472 status = -ENOMEM;
473 goto bail;
474 }
475 memcpy((*alloc_copy), alloc_bh->b_data, alloc_bh->b_size);
476
477 alloc = (struct ocfs2_dinode *) alloc_bh->b_data;
478 ocfs2_clear_local_alloc(alloc);
479
480 ocfs2_compute_meta_ecc(osb->sb, alloc_bh->b_data, &alloc->i_check);
479 status = ocfs2_write_block(osb, alloc_bh, inode);
480 if (status < 0)
481 mlog_errno(status);
482
483bail:
484 if ((status < 0) && (*alloc_copy)) {
485 kfree(*alloc_copy);
486 *alloc_copy = NULL;

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757 }
758
759 bitmap = la->la_bitmap;
760 *bit_off = le32_to_cpu(la->la_bm_off) + start;
761 /* local alloc is always contiguous by nature -- we never
762 * delete bits from it! */
763 *num_bits = bits_wanted;
764
481 status = ocfs2_write_block(osb, alloc_bh, inode);
482 if (status < 0)
483 mlog_errno(status);
484
485bail:
486 if ((status < 0) && (*alloc_copy)) {
487 kfree(*alloc_copy);
488 *alloc_copy = NULL;

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759 }
760
761 bitmap = la->la_bitmap;
762 *bit_off = le32_to_cpu(la->la_bm_off) + start;
763 /* local alloc is always contiguous by nature -- we never
764 * delete bits from it! */
765 *num_bits = bits_wanted;
766
765 status = ocfs2_journal_access(handle, local_alloc_inode,
766 osb->local_alloc_bh,
767 OCFS2_JOURNAL_ACCESS_WRITE);
767 status = ocfs2_journal_access_di(handle, local_alloc_inode,
768 osb->local_alloc_bh,
769 OCFS2_JOURNAL_ACCESS_WRITE);
768 if (status < 0) {
769 mlog_errno(status);
770 goto bail;
771 }
772
773 while(bits_wanted--)
774 ocfs2_set_bit(start++, bitmap);
775

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1235 alloc_copy = kmalloc(osb->local_alloc_bh->b_size, GFP_NOFS);
1236 if (!alloc_copy) {
1237 status = -ENOMEM;
1238 mlog_errno(status);
1239 goto bail;
1240 }
1241 memcpy(alloc_copy, alloc, osb->local_alloc_bh->b_size);
1242
770 if (status < 0) {
771 mlog_errno(status);
772 goto bail;
773 }
774
775 while(bits_wanted--)
776 ocfs2_set_bit(start++, bitmap);
777

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1237 alloc_copy = kmalloc(osb->local_alloc_bh->b_size, GFP_NOFS);
1238 if (!alloc_copy) {
1239 status = -ENOMEM;
1240 mlog_errno(status);
1241 goto bail;
1242 }
1243 memcpy(alloc_copy, alloc, osb->local_alloc_bh->b_size);
1244
1243 status = ocfs2_journal_access(handle, local_alloc_inode,
1244 osb->local_alloc_bh,
1245 OCFS2_JOURNAL_ACCESS_WRITE);
1245 status = ocfs2_journal_access_di(handle, local_alloc_inode,
1246 osb->local_alloc_bh,
1247 OCFS2_JOURNAL_ACCESS_WRITE);
1246 if (status < 0) {
1247 mlog_errno(status);
1248 goto bail;
1249 }
1250
1251 ocfs2_clear_local_alloc(alloc);
1252
1253 status = ocfs2_journal_dirty(handle, osb->local_alloc_bh);

--- 41 unchanged lines hidden --- 		1248 if (status < 0) {
1249 mlog_errno(status);
1250 goto bail;
1251 }
1252
1253 ocfs2_clear_local_alloc(alloc);
1254
1255 status = ocfs2_journal_dirty(handle, osb->local_alloc_bh);

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