diff options
Diffstat (limited to 'fs/ceph')
| -rw-r--r-- | fs/ceph/caps.c | 35 | ||||
| -rw-r--r-- | fs/ceph/super.h | 7 |
2 files changed, 28 insertions, 14 deletions
diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c index e98aa8219303..808c9c048276 100644 --- a/fs/ceph/caps.c +++ b/fs/ceph/caps.c @@ -2016,6 +2016,8 @@ bool __ceph_should_report_size(struct ceph_inode_info *ci) * CHECK_CAPS_AUTHONLY - we should only check the auth cap * CHECK_CAPS_FLUSH - we should flush any dirty caps immediately, without * further delay. + * CHECK_CAPS_FLUSH_FORCE - we should flush any caps immediately, without + * further delay. */ void ceph_check_caps(struct ceph_inode_info *ci, int flags) { @@ -2097,7 +2099,7 @@ retry: } doutc(cl, "%p %llx.%llx file_want %s used %s dirty %s " - "flushing %s issued %s revoking %s retain %s %s%s%s\n", + "flushing %s issued %s revoking %s retain %s %s%s%s%s\n", inode, ceph_vinop(inode), ceph_cap_string(file_wanted), ceph_cap_string(used), ceph_cap_string(ci->i_dirty_caps), ceph_cap_string(ci->i_flushing_caps), @@ -2105,7 +2107,8 @@ retry: ceph_cap_string(retain), (flags & CHECK_CAPS_AUTHONLY) ? " AUTHONLY" : "", (flags & CHECK_CAPS_FLUSH) ? " FLUSH" : "", - (flags & CHECK_CAPS_NOINVAL) ? " NOINVAL" : ""); + (flags & CHECK_CAPS_NOINVAL) ? " NOINVAL" : "", + (flags & CHECK_CAPS_FLUSH_FORCE) ? " FLUSH_FORCE" : ""); /* * If we no longer need to hold onto old our caps, and we may @@ -2180,6 +2183,11 @@ retry: queue_writeback = true; } + if (flags & CHECK_CAPS_FLUSH_FORCE) { + doutc(cl, "force to flush caps\n"); + goto ack; + } + if (cap == ci->i_auth_cap && (cap->issued & CEPH_CAP_FILE_WR)) { /* request larger max_size from MDS? */ @@ -3510,6 +3518,8 @@ static void handle_cap_grant(struct inode *inode, bool queue_invalidate = false; bool deleted_inode = false; bool fill_inline = false; + bool revoke_wait = false; + int flags = 0; /* * If there is at least one crypto block then we'll trust @@ -3705,16 +3715,18 @@ static void handle_cap_grant(struct inode *inode, ceph_cap_string(cap->issued), ceph_cap_string(newcaps), ceph_cap_string(revoking)); if (S_ISREG(inode->i_mode) && - (revoking & used & CEPH_CAP_FILE_BUFFER)) + (revoking & used & CEPH_CAP_FILE_BUFFER)) { writeback = true; /* initiate writeback; will delay ack */ - else if (queue_invalidate && + revoke_wait = true; + } else if (queue_invalidate && revoking == CEPH_CAP_FILE_CACHE && - (newcaps & CEPH_CAP_FILE_LAZYIO) == 0) - ; /* do nothing yet, invalidation will be queued */ - else if (cap == ci->i_auth_cap) + (newcaps & CEPH_CAP_FILE_LAZYIO) == 0) { + revoke_wait = true; /* do nothing yet, invalidation will be queued */ + } else if (cap == ci->i_auth_cap) { check_caps = 1; /* check auth cap only */ - else + } else { check_caps = 2; /* check all caps */ + } /* If there is new caps, try to wake up the waiters */ if (~cap->issued & newcaps) wake = true; @@ -3741,8 +3753,9 @@ static void handle_cap_grant(struct inode *inode, BUG_ON(cap->issued & ~cap->implemented); /* don't let check_caps skip sending a response to MDS for revoke msgs */ - if (le32_to_cpu(grant->op) == CEPH_CAP_OP_REVOKE) { + if (!revoke_wait && le32_to_cpu(grant->op) == CEPH_CAP_OP_REVOKE) { cap->mds_wanted = 0; + flags |= CHECK_CAPS_FLUSH_FORCE; if (cap == ci->i_auth_cap) check_caps = 1; /* check auth cap only */ else @@ -3798,9 +3811,9 @@ static void handle_cap_grant(struct inode *inode, mutex_unlock(&session->s_mutex); if (check_caps == 1) - ceph_check_caps(ci, CHECK_CAPS_AUTHONLY | CHECK_CAPS_NOINVAL); + ceph_check_caps(ci, flags | CHECK_CAPS_AUTHONLY | CHECK_CAPS_NOINVAL); else if (check_caps == 2) - ceph_check_caps(ci, CHECK_CAPS_NOINVAL); + ceph_check_caps(ci, flags | CHECK_CAPS_NOINVAL); } /* diff --git a/fs/ceph/super.h b/fs/ceph/super.h index b63b4cd9b5b6..6e817bf1337c 100644 --- a/fs/ceph/super.h +++ b/fs/ceph/super.h @@ -200,9 +200,10 @@ struct ceph_cap { struct list_head caps_item; }; -#define CHECK_CAPS_AUTHONLY 1 /* only check auth cap */ -#define CHECK_CAPS_FLUSH 2 /* flush any dirty caps */ -#define CHECK_CAPS_NOINVAL 4 /* don't invalidate pagecache */ +#define CHECK_CAPS_AUTHONLY 1 /* only check auth cap */ +#define CHECK_CAPS_FLUSH 2 /* flush any dirty caps */ +#define CHECK_CAPS_NOINVAL 4 /* don't invalidate pagecache */ +#define CHECK_CAPS_FLUSH_FORCE 8 /* force flush any caps */ struct ceph_cap_flush { u64 tid; |