diff options
-rw-r--r-- | tests/basic/afr/gfid-mismatch-resolution-with-fav-child-policy.t | 228 | ||||
-rw-r--r-- | xlators/cluster/afr/src/afr-self-heal-entry.c | 196 | ||||
-rw-r--r-- | xlators/cluster/afr/src/afr-self-heal.h | 11 |
3 files changed, 390 insertions, 45 deletions
diff --git a/tests/basic/afr/gfid-mismatch-resolution-with-fav-child-policy.t b/tests/basic/afr/gfid-mismatch-resolution-with-fav-child-policy.t new file mode 100644 index 00000000000..2f14f838e49 --- /dev/null +++ b/tests/basic/afr/gfid-mismatch-resolution-with-fav-child-policy.t @@ -0,0 +1,228 @@ +#!/bin/bash + +. $(dirname $0)/../../include.rc +. $(dirname $0)/../../volume.rc + +cleanup; + +TEST glusterd +TEST pidof glusterd +TEST $CLI volume create $V0 replica 2 $H0:$B0/${V0}{0,1} +TEST $CLI volume start $V0 +TEST $GFS --volfile-id=/$V0 --volfile-server=$H0 $M0 +TEST $CLI volume set $V0 self-heal-daemon off +TEST $CLI volume set $V0 cluster.data-self-heal off +TEST $CLI volume set $V0 cluster.metadata-self-heal off +TEST $CLI volume set $V0 cluster.entry-self-heal off + +##### Healing with favorite-child-policy = mtime ###### +##### and self-heal-daemon ###### + +TEST $CLI volume set $V0 favorite-child-policy mtime +TEST kill_brick $V0 $H0 $B0/${V0}0 +echo "Sink based on mtime" > $M0/f1 +TEST $CLI volume start $V0 force +EXPECT_WITHIN $PROCESS_UP_TIMEOUT "1" brick_up_status $V0 $H0 $B0/${V0}0 +EXPECT_WITHIN $CHILD_UP_TIMEOUT "1" afr_child_up_status $V0 0 +TEST kill_brick $V0 $H0 $B0/${V0}1 +echo "Source based on mtime" > $M0/f1 + +#Gfids of file f1 on bricks 0 & 1 should differ +gfid_0=$(gf_get_gfid_xattr $B0/${V0}0/f1) +gfid_1=$(gf_get_gfid_xattr $B0/${V0}1/f1) +TEST [ "$gfid_0" != "$gfid_1" ] + +TEST $CLI volume set $V0 self-heal-daemon on +TEST $CLI volume start $V0 force +EXPECT_WITHIN $PROCESS_UP_TIMEOUT "Y" glustershd_up_status +EXPECT_WITHIN $PROCESS_UP_TIMEOUT "1" brick_up_status $V0 $H0 $B0/${V0}1 +EXPECT_WITHIN $CHILD_UP_TIMEOUT "1" afr_child_up_status $V0 1 + +#We know that first brick has the latest mtime +LATEST_MTIME_MD5=$(md5sum $B0/${V0}0/f1 | cut -d\ -f1) + +EXPECT_WITHIN $CHILD_UP_TIMEOUT "1" afr_child_up_status_in_shd $V0 0 +EXPECT_WITHIN $CHILD_UP_TIMEOUT "1" afr_child_up_status_in_shd $V0 1 +TEST $CLI volume heal $V0 +EXPECT_WITHIN $HEAL_TIMEOUT "^0$" get_pending_heal_count $V0 + +#gfid split-brain should be resolved +gfid_1=$(gf_get_gfid_xattr $B0/${V0}1/f1) +TEST [ "$gfid_0" == "$gfid_1" ] + +HEALED_MD5=$(md5sum $B0/${V0}1/f1 | cut -d\ -f1) +TEST [ "$LATEST_MTIME_MD5" == "$HEALED_MD5" ] + +TEST $CLI volume set $V0 self-heal-daemon off + + +##### Healing with favorite-child-policy = ctime ###### +##### and self-heal-daemon ###### + +#gfid split-brain resolution should work even when the granular-enrty-heal is +#enabled +TEST $CLI volume heal $V0 granular-entry-heal enable + +TEST $CLI volume set $V0 favorite-child-policy ctime +TEST kill_brick $V0 $H0 $B0/${V0}1 +echo "Sink based on ctime" > $M0/f2 +TEST $CLI volume start $V0 force +EXPECT_WITHIN $PROCESS_UP_TIMEOUT "1" brick_up_status $V0 $H0 $B0/${V0}1 +EXPECT_WITHIN $CHILD_UP_TIMEOUT "1" afr_child_up_status $V0 1 +TEST kill_brick $V0 $H0 $B0/${V0}0 +echo "Source based on ctime" > $M0/f2 + +#Gfids of file f2 on bricks 0 & 1 should differ +gfid_0=$(gf_get_gfid_xattr $B0/${V0}0/f2) +gfid_1=$(gf_get_gfid_xattr $B0/${V0}1/f2) +TEST [ "$gfid_0" != "$gfid_1" ] + +TEST $CLI volume set $V0 self-heal-daemon on +TEST $CLI volume start $V0 force +EXPECT_WITHIN $PROCESS_UP_TIMEOUT "Y" glustershd_up_status +EXPECT_WITHIN $PROCESS_UP_TIMEOUT "1" brick_up_status $V0 $H0 $B0/${V0}0 +EXPECT_WITHIN $CHILD_UP_TIMEOUT "1" afr_child_up_status $V0 0 + +#We know that second brick has the latest ctime +LATEST_CTIME_MD5=$(md5sum $B0/${V0}1/f2 | cut -d\ -f1) + +EXPECT_WITHIN $CHILD_UP_TIMEOUT "1" afr_child_up_status_in_shd $V0 0 +EXPECT_WITHIN $CHILD_UP_TIMEOUT "1" afr_child_up_status_in_shd $V0 1 +TEST $CLI volume heal $V0 +EXPECT_WITHIN $HEAL_TIMEOUT "^0$" get_pending_heal_count $V0 + +#gfid split-brain should be resolved +gfid_0=$(gf_get_gfid_xattr $B0/${V0}0/f2) +TEST [ "$gfid_0" == "$gfid_1" ] + +HEALED_MD5=$(md5sum $B0/${V0}0/f2 | cut -d\ -f1) +TEST [ "$LATEST_CTIME_MD5" == "$HEALED_MD5" ] + + +#Add one more brick, and heal. +TEST $CLI volume add-brick $V0 replica 3 $H0:$B0/${V0}2 +EXPECT_WITHIN $PROCESS_UP_TIMEOUT "Y" glustershd_up_status +EXPECT_WITHIN $PROCESS_UP_TIMEOUT "1" brick_up_status $V0 $H0 $B0/${V0}0 +EXPECT_WITHIN $PROCESS_UP_TIMEOUT "1" brick_up_status $V0 $H0 $B0/${V0}1 +EXPECT_WITHIN $PROCESS_UP_TIMEOUT "1" brick_up_status $V0 $H0 $B0/${V0}2 +EXPECT_WITHIN $CHILD_UP_TIMEOUT "1" afr_child_up_status $V0 0 +EXPECT_WITHIN $CHILD_UP_TIMEOUT "1" afr_child_up_status $V0 1 +EXPECT_WITHIN $CHILD_UP_TIMEOUT "1" afr_child_up_status $V0 2 +EXPECT_WITHIN $CHILD_UP_TIMEOUT "1" afr_child_up_status_in_shd $V0 0 +EXPECT_WITHIN $CHILD_UP_TIMEOUT "1" afr_child_up_status_in_shd $V0 1 +EXPECT_WITHIN $CHILD_UP_TIMEOUT "1" afr_child_up_status_in_shd $V0 2 + +TEST $CLI volume heal $V0 +EXPECT_WITHIN $HEAL_TIMEOUT "^0$" get_pending_heal_count $V0 + +TEST $CLI volume set $V0 self-heal-daemon off + + +##### Healing using favorite-child-policy = size ##### +##### and client side heal ##### + +TEST $CLI volume set $V0 cluster.data-self-heal on +TEST $CLI volume set $V0 cluster.metadata-self-heal on +TEST $CLI volume set $V0 cluster.entry-self-heal on + +#Set the quorum-type to none, and create a gfid split brain +TEST $CLI volume set $V0 cluster.quorum-type none +TEST kill_brick $V0 $H0 $B0/${V0}0 +TEST kill_brick $V0 $H0 $B0/${V0}1 +echo "Smallest file" > $M0/f3 + +TEST $CLI volume start $V0 force +EXPECT_WITHIN $PROCESS_UP_TIMEOUT "1" brick_up_status $V0 $H0 $B0/${V0}0 +EXPECT_WITHIN $CHILD_UP_TIMEOUT "1" afr_child_up_status $V0 0 +EXPECT_WITHIN $PROCESS_UP_TIMEOUT "1" brick_up_status $V0 $H0 $B0/${V0}1 +EXPECT_WITHIN $CHILD_UP_TIMEOUT "1" afr_child_up_status $V0 1 +TEST kill_brick $V0 $H0 $B0/${V0}1 +TEST kill_brick $V0 $H0 $B0/${V0}2 +echo "Second smallest file" > $M0/f3 + +TEST $CLI volume start $V0 force +EXPECT_WITHIN $PROCESS_UP_TIMEOUT "1" brick_up_status $V0 $H0 $B0/${V0}1 +EXPECT_WITHIN $CHILD_UP_TIMEOUT "1" afr_child_up_status $V0 1 +EXPECT_WITHIN $PROCESS_UP_TIMEOUT "1" brick_up_status $V0 $H0 $B0/${V0}2 +EXPECT_WITHIN $CHILD_UP_TIMEOUT "1" afr_child_up_status $V0 2 +TEST kill_brick $V0 $H0 $B0/${V0}0 +TEST kill_brick $V0 $H0 $B0/${V0}2 +echo "Biggest among the three files" > $M0/f3 + +#Bring back the down bricks. +TEST $CLI volume start $V0 force +EXPECT_WITHIN $PROCESS_UP_TIMEOUT "1" brick_up_status $V0 $H0 $B0/${V0}0 +EXPECT_WITHIN $CHILD_UP_TIMEOUT "1" afr_child_up_status $V0 0 +EXPECT_WITHIN $PROCESS_UP_TIMEOUT "1" brick_up_status $V0 $H0 $B0/${V0}2 +EXPECT_WITHIN $CHILD_UP_TIMEOUT "1" afr_child_up_status $V0 2 + +#Gfids of file f3 on all the bricks should differ +gfid_0=$(gf_get_gfid_xattr $B0/${V0}0/f3) +gfid_1=$(gf_get_gfid_xattr $B0/${V0}1/f3) +gfid_2=$(gf_get_gfid_xattr $B0/${V0}2/f3) +TEST [ "$gfid_0" != "$gfid_1" ] +TEST [ "$gfid_0" != "$gfid_2" ] +TEST [ "$gfid_1" != "$gfid_2" ] + +#We know that second brick has the bigger size file +BIGGER_FILE_MD5=$(md5sum $B0/${V0}1/f3 | cut -d\ -f1) + +TEST ls $M0/f3 +TEST cat $M0/f3 +EXPECT_WITHIN $HEAL_TIMEOUT "^0$" get_pending_heal_count $V0 + +#gfid split-brain should be resolved +gfid_0=$(gf_get_gfid_xattr $B0/${V0}0/f3) +gfid_2=$(gf_get_gfid_xattr $B0/${V0}2/f3) +TEST [ "$gfid_0" == "$gfid_1" ] +TEST [ "$gfid_2" == "$gfid_1" ] + +HEALED_MD5_1=$(md5sum $B0/${V0}0/f3 | cut -d\ -f1) +HEALED_MD5_2=$(md5sum $B0/${V0}2/f3 | cut -d\ -f1) +TEST [ "$BIGGER_FILE_MD5" == "$HEALED_MD5_1" ] +TEST [ "$BIGGER_FILE_MD5" == "$HEALED_MD5_2" ] + + +##### Healing using favorite-child-policy = majority ##### +##### and client side heal ##### + +TEST kill_brick $V0 $H0 $B0/${V0}0 +TEST kill_brick $V0 $H0 $B0/${V0}1 +echo "Does not agree with bricks 0 & 1" > $M0/f4 + +TEST $CLI v start $V0 force +EXPECT_WITHIN $PROCESS_UP_TIMEOUT "1" brick_up_status $V0 $H0 $B0/${V0}0 +EXPECT_WITHIN $CHILD_UP_TIMEOUT "1" afr_child_up_status $V0 0 +EXPECT_WITHIN $PROCESS_UP_TIMEOUT "1" brick_up_status $V0 $H0 $B0/${V0}1 +EXPECT_WITHIN $CHILD_UP_TIMEOUT "1" afr_child_up_status $V0 1 +TEST kill_brick $V0 $H0 $B0/${V0}2 +echo "Agree on bricks 0 & 1" > $M0/f4 + +#Gfids of file f4 on bricks 0 & 1 should be same and bricks 0 & 2 should differ +gfid_0=$(gf_get_gfid_xattr $B0/${V0}0/f4) +gfid_1=$(gf_get_gfid_xattr $B0/${V0}1/f4) +gfid_2=$(gf_get_gfid_xattr $B0/${V0}2/f4) +TEST [ "$gfid_0" == "$gfid_1" ] +TEST [ "$gfid_0" != "$gfid_2" ] + +#We know that first and second bricks agree with each other. Pick any one of +#them as source +MAJORITY_MD5=$(md5sum $B0/${V0}0/f4 | cut -d\ -f1) + +#Bring back the down brick and heal. +TEST $CLI volume start $V0 force +EXPECT_WITHIN $PROCESS_UP_TIMEOUT "1" brick_up_status $V0 $H0 $B0/${V0}2 +EXPECT_WITHIN $CHILD_UP_TIMEOUT "1" afr_child_up_status $V0 2 + +TEST ls $M0/f4 +TEST cat $M0/f4 +EXPECT_WITHIN $HEAL_TIMEOUT "^0$" get_pending_heal_count $V0 + +#gfid split-brain should be resolved +gfid_2=$(gf_get_gfid_xattr $B0/${V0}2/f4) +TEST [ "$gfid_0" == "$gfid_2" ] + +HEALED_MD5=$(md5sum $B0/${V0}2/f4 | cut -d\ -f1) +TEST [ "$MAJORITY_MD5" == "$HEALED_MD5" ] + +cleanup; diff --git a/xlators/cluster/afr/src/afr-self-heal-entry.c b/xlators/cluster/afr/src/afr-self-heal-entry.c index 413425ccad9..82ae6432d7d 100644 --- a/xlators/cluster/afr/src/afr-self-heal-entry.c +++ b/xlators/cluster/afr/src/afr-self-heal-entry.c @@ -17,6 +17,105 @@ #include "syncop-utils.h" #include "events.h" +int +afr_selfheal_gfid_mismatch_by_majority (struct afr_reply *replies, + int child_count) +{ + int j = 0; + int i = 0; + int src = -1; + int votes[child_count]; + + for (i = 0; i < child_count; i++) { + if (!replies[i].valid || replies[i].op_ret == -1) + continue; + + votes[i] = 1; + for (j = i+1; j < child_count; j++) { + if ((!gf_uuid_compare (replies[i].poststat.ia_gfid, + replies[j].poststat.ia_gfid))) + votes[i]++; + if (votes[i] > child_count / 2) { + src = i; + goto out; + } + } + } + +out: + return src; +} + +int +afr_gfid_split_brain_source (xlator_t *this, struct afr_reply *replies, + inode_t *inode, uuid_t pargfid, char *bname, + int src_idx, int child_idx, + unsigned char *locked_on, int *src) +{ + afr_private_t *priv = NULL; + char g1[64] = {0,}; + char g2[64] = {0,}; + int up_count = 0; + + priv = this->private; + up_count = AFR_COUNT (locked_on, priv->child_count); + if (up_count != priv->child_count) { + gf_msg (this->name, GF_LOG_ERROR, 0, + AFR_MSG_SPLIT_BRAIN, + "All the bricks should be up to resolve the gfid split " + "brain"); + goto out; + } + switch (priv->fav_child_policy) { + case AFR_FAV_CHILD_BY_SIZE: + *src = afr_sh_fav_by_size (this, replies, inode); + break; + case AFR_FAV_CHILD_BY_MTIME: + *src = afr_sh_fav_by_mtime (this, replies, inode); + break; + case AFR_FAV_CHILD_BY_CTIME: + *src = afr_sh_fav_by_ctime(this, replies, inode); + break; + case AFR_FAV_CHILD_BY_MAJORITY: + if (priv->child_count != 2) + *src = afr_selfheal_gfid_mismatch_by_majority (replies, + priv->child_count); + else + *src = -1; + + if (*src == -1) { + gf_msg (this->name, GF_LOG_ERROR, 0, + AFR_MSG_SPLIT_BRAIN, "No majority to resolve " + "gfid split brain"); + } + break; + default: + break; + } + +out: + if (*src == -1) { + gf_msg (this->name, GF_LOG_ERROR, 0, AFR_MSG_SPLIT_BRAIN, + "Gfid mismatch detected for <gfid:%s>/%s>, %s on %s and" + " %s on %s. Skipping conservative merge on the file.", + uuid_utoa (pargfid), bname, + uuid_utoa_r (replies[child_idx].poststat.ia_gfid, g1), + priv->children[child_idx]->name, + uuid_utoa_r (replies[src_idx].poststat.ia_gfid, g2), + priv->children[src_idx]->name); + gf_event (EVENT_AFR_SPLIT_BRAIN, "subvol=%s;type=gfid;file=" + "<gfid:%s>/%s>;count=2;child-%d=%s;gfid-%d=%s;" + "child-%d=%s;gfid-%d=%s", this->name, + uuid_utoa (pargfid), bname, child_idx, + priv->children[child_idx]->name, child_idx, + uuid_utoa_r (replies[child_idx].poststat.ia_gfid, g1), + src_idx, priv->children[src_idx]->name, src_idx, + uuid_utoa_r (replies[src_idx].poststat.ia_gfid, g2)); + return -1; + } + return 0; +} + static int afr_selfheal_entry_delete (xlator_t *this, inode_t *dir, const char *name, inode_t *inode, int child, struct afr_reply *replies) @@ -206,13 +305,15 @@ __afr_selfheal_heal_dirent (call_frame_t *frame, xlator_t *this, fd_t *fd, static int afr_selfheal_detect_gfid_and_type_mismatch (xlator_t *this, struct afr_reply *replies, - uuid_t pargfid, char *bname, - int src_idx) + inode_t *inode, + uuid_t pargfid, + char *bname, int src_idx, + unsigned char *locked_on, + int *src) { - int i = 0; - char g1[64] = {0,}; - char g2[64] = {0,}; - afr_private_t *priv = NULL; + int i = 0; + int ret = -1; + afr_private_t *priv = NULL; priv = this->private; @@ -227,46 +328,33 @@ afr_selfheal_detect_gfid_and_type_mismatch (xlator_t *this, continue; if (gf_uuid_compare (replies[src_idx].poststat.ia_gfid, - replies[i].poststat.ia_gfid)) { - gf_msg (this->name, GF_LOG_ERROR, 0, - AFR_MSG_SPLIT_BRAIN, "Gfid mismatch " - "detected for <gfid:%s>/%s>, %s on %s and %s on %s. " - "Skipping conservative merge on the file.", - uuid_utoa (pargfid), bname, - uuid_utoa_r (replies[i].poststat.ia_gfid, g1), - priv->children[i]->name, - uuid_utoa_r (replies[src_idx].poststat.ia_gfid, - g2), priv->children[src_idx]->name); - gf_event (EVENT_AFR_SPLIT_BRAIN, - "subvol=%s;type=gfid;file=<gfid:%s>/%s>;count=2;" - "child-%d=%s;gfid-%d=%s;child-%d=%s;gfid-%d=%s", - this->name, uuid_utoa (pargfid), bname, i, - priv->children[i]->name, i, - uuid_utoa_r (replies[i].poststat.ia_gfid, g1), - src_idx, priv->children[src_idx]->name, src_idx, - uuid_utoa_r (replies[src_idx].poststat.ia_gfid, g2)); - return -1; + replies[i].poststat.ia_gfid)) { + ret = afr_gfid_split_brain_source (this, replies, inode, + pargfid, bname, + src_idx, i, + locked_on, src); + return ret; } if ((replies[src_idx].poststat.ia_type) != (replies[i].poststat.ia_type)) { gf_msg (this->name, GF_LOG_ERROR, 0, - AFR_MSG_SPLIT_BRAIN, "Type mismatch " - "detected for <gfid:%s>/%s>, %s on %s and %s on %s. " + AFR_MSG_SPLIT_BRAIN, "Type mismatch detected " + "for <gfid:%s>/%s>, %s on %s and %s on %s. " "Skipping conservative merge on the file.", uuid_utoa (pargfid), bname, - gf_inode_type_to_str (replies[i].poststat.ia_type), + gf_inode_type_to_str (replies[i].poststat.ia_type), priv->children[i]->name, - gf_inode_type_to_str (replies[src_idx].poststat.ia_type), + gf_inode_type_to_str (replies[src_idx].poststat.ia_type), priv->children[src_idx]->name); - gf_event (EVENT_AFR_SPLIT_BRAIN, - "subvol=%s;type=file;file=<gfid:%s>/%s>;count=2;" - "child-%d=%s;type-%d=%s;child-%d=%s;type-%d=%s", - this->name, uuid_utoa (pargfid), bname, i, - priv->children[i]->name, i, - gf_inode_type_to_str(replies[i].poststat.ia_type), - src_idx, priv->children[src_idx]->name, src_idx, - gf_inode_type_to_str(replies[src_idx].poststat.ia_type)); + gf_event (EVENT_AFR_SPLIT_BRAIN, "subvol=%s;type=file;" + "file=<gfid:%s>/%s>;count=2;child-%d=%s;type-" + "%d=%s;child-%d=%s;type-%d=%s", + this->name, uuid_utoa (pargfid), bname, i, + priv->children[i]->name, i, + gf_inode_type_to_str(replies[i].poststat.ia_type), + src_idx, priv->children[src_idx]->name, src_idx, + gf_inode_type_to_str(replies[src_idx].poststat.ia_type)); return -1; } } @@ -283,11 +371,12 @@ __afr_selfheal_merge_dirent (call_frame_t *frame, xlator_t *this, fd_t *fd, int ret = 0; int i = 0; int source = -1; + int src = -1; afr_private_t *priv = NULL; priv = this->private; - for (i = 0; i < priv->child_count; i++) { + for (i = 0; i < priv->child_count; i++) { if (replies[i].valid && replies[i].op_ret == 0) { source = i; break; @@ -306,24 +395,41 @@ __afr_selfheal_merge_dirent (call_frame_t *frame, xlator_t *this, fd_t *fd, } } - /* In case of a gfid or type mismatch on the entry, return -1.*/ - ret = afr_selfheal_detect_gfid_and_type_mismatch (this, replies, + /* In case of type mismatch / unable to resolve gfid mismatch on the + * entry, return -1.*/ + ret = afr_selfheal_detect_gfid_and_type_mismatch (this, replies, inode, fd->inode->gfid, - name, source); + name, source, + locked_on, &src); if (ret < 0) return ret; + if (src != -1) { + source = src; + for (i = 0; i < priv->child_count; i++) { + if (i != src && replies[i].valid && + gf_uuid_compare (replies[src].poststat.ia_gfid, + replies[i].poststat.ia_gfid)) { + sources[i] = 0; + } + } + } for (i = 0; i < priv->child_count; i++) { if (i == source || !healed_sinks[i]) continue; - if (replies[i].op_errno != ENOENT) + if (src != -1) { + if (!gf_uuid_compare (replies[src].poststat.ia_gfid, + replies[i].poststat.ia_gfid)) + continue; + } else if (replies[i].op_errno != ENOENT) { continue; + } - ret = afr_selfheal_recreate_entry (frame, i, source, sources, - fd->inode, name, inode, - replies); + ret |= afr_selfheal_recreate_entry (frame, i, source, sources, + fd->inode, name, inode, + replies); } return ret; diff --git a/xlators/cluster/afr/src/afr-self-heal.h b/xlators/cluster/afr/src/afr-self-heal.h index 735e520070e..2e22ac2d7a1 100644 --- a/xlators/cluster/afr/src/afr-self-heal.h +++ b/xlators/cluster/afr/src/afr-self-heal.h @@ -319,4 +319,15 @@ afr_choose_source_by_policy (afr_private_t *priv, unsigned char *sources, int afr_selfheal_metadata_by_stbuf (xlator_t *this, struct iatt *stbuf); + +int +afr_sh_fav_by_size (xlator_t *this, struct afr_reply *replies, + inode_t *inode); +int +afr_sh_fav_by_mtime (xlator_t *this, struct afr_reply *replies, + inode_t *inode); +int +afr_sh_fav_by_ctime (xlator_t *this, struct afr_reply *replies, + inode_t *inode); + #endif /* !_AFR_SELFHEAL_H */ |