]>
Commit | Line | Data |
---|---|---|
959ef981 | 1 | // SPDX-License-Identifier: GPL-2.0+ |
e758ad01 DW |
2 | /* |
3 | * Copyright (C) 2018 Oracle. All Rights Reserved. | |
e758ad01 | 4 | * Author: Darrick J. Wong <darrick.wong@oracle.com> |
e758ad01 | 5 | */ |
a440f877 | 6 | #include "xfs.h" |
e758ad01 | 7 | #include <stdint.h> |
e758ad01 | 8 | #include <sys/types.h> |
e758ad01 | 9 | #include <sys/statvfs.h> |
19852474 | 10 | #include "list.h" |
e758ad01 DW |
11 | #include "path.h" |
12 | #include "workqueue.h" | |
13 | #include "xfs_scrub.h" | |
14 | #include "common.h" | |
15 | #include "scrub.h" | |
16 | ||
17 | /* Phase 2: Check internal metadata. */ | |
18 | ||
19 | /* Scrub each AG's metadata btrees. */ | |
20 | static void | |
21 | xfs_scan_ag_metadata( | |
22 | struct workqueue *wq, | |
23 | xfs_agnumber_t agno, | |
24 | void *arg) | |
25 | { | |
26 | struct scrub_ctx *ctx = (struct scrub_ctx *)wq->wq_ctx; | |
27 | bool *pmoveon = arg; | |
28 | bool moveon; | |
29 | char descr[DESCR_BUFSZ]; | |
30 | ||
31 | snprintf(descr, DESCR_BUFSZ, _("AG %u"), agno); | |
32 | ||
33 | /* | |
34 | * First we scrub and fix the AG headers, because we need | |
35 | * them to work well enough to check the AG btrees. | |
36 | */ | |
37 | moveon = xfs_scrub_ag_headers(ctx, agno); | |
38 | if (!moveon) | |
39 | goto err; | |
40 | ||
41 | /* Now scrub the AG btrees. */ | |
42 | moveon = xfs_scrub_ag_metadata(ctx, agno); | |
43 | if (!moveon) | |
44 | goto err; | |
45 | ||
46 | return; | |
47 | err: | |
48 | *pmoveon = false; | |
49 | } | |
50 | ||
51 | /* Scrub whole-FS metadata btrees. */ | |
52 | static void | |
53 | xfs_scan_fs_metadata( | |
54 | struct workqueue *wq, | |
55 | xfs_agnumber_t agno, | |
56 | void *arg) | |
57 | { | |
58 | struct scrub_ctx *ctx = (struct scrub_ctx *)wq->wq_ctx; | |
59 | bool *pmoveon = arg; | |
60 | bool moveon; | |
61 | ||
62 | moveon = xfs_scrub_fs_metadata(ctx); | |
63 | if (!moveon) | |
64 | *pmoveon = false; | |
65 | } | |
66 | ||
67 | /* Scan all filesystem metadata. */ | |
68 | bool | |
69 | xfs_scan_metadata( | |
70 | struct scrub_ctx *ctx) | |
71 | { | |
72 | struct workqueue wq; | |
73 | xfs_agnumber_t agno; | |
74 | bool moveon = true; | |
75 | int ret; | |
76 | ||
77 | ret = workqueue_create(&wq, (struct xfs_mount *)ctx, | |
78 | scrub_nproc_workqueue(ctx)); | |
79 | if (ret) { | |
82377bde | 80 | str_info(ctx, ctx->mntpoint, _("Could not create workqueue.")); |
e758ad01 DW |
81 | return false; |
82 | } | |
83 | ||
84 | /* | |
85 | * In case we ever use the primary super scrubber to perform fs | |
86 | * upgrades (followed by a full scrub), do that before we launch | |
87 | * anything else. | |
88 | */ | |
89 | moveon = xfs_scrub_primary_super(ctx); | |
90 | if (!moveon) | |
91 | return moveon; | |
92 | ||
93 | for (agno = 0; moveon && agno < ctx->geo.agcount; agno++) { | |
94 | ret = workqueue_add(&wq, xfs_scan_ag_metadata, agno, &moveon); | |
95 | if (ret) { | |
96 | moveon = false; | |
82377bde | 97 | str_info(ctx, ctx->mntpoint, |
e758ad01 DW |
98 | _("Could not queue AG %u scrub work."), agno); |
99 | goto out; | |
100 | } | |
101 | } | |
102 | ||
103 | if (!moveon) | |
104 | goto out; | |
105 | ||
106 | ret = workqueue_add(&wq, xfs_scan_fs_metadata, 0, &moveon); | |
107 | if (ret) { | |
108 | moveon = false; | |
82377bde | 109 | str_info(ctx, ctx->mntpoint, |
e758ad01 DW |
110 | _("Could not queue filesystem scrub work.")); |
111 | goto out; | |
112 | } | |
113 | ||
114 | out: | |
115 | workqueue_destroy(&wq); | |
116 | return moveon; | |
117 | } | |
ed60d210 DW |
118 | |
119 | /* Estimate how much work we're going to do. */ | |
120 | bool | |
121 | xfs_estimate_metadata_work( | |
122 | struct scrub_ctx *ctx, | |
123 | uint64_t *items, | |
124 | unsigned int *nr_threads, | |
125 | int *rshift) | |
126 | { | |
127 | *items = xfs_scrub_estimate_ag_work(ctx); | |
128 | *nr_threads = scrub_nproc(ctx); | |
129 | *rshift = 0; | |
130 | return true; | |
131 | } |