#include "log.h"
#include "meta_io.h"
#include "ops_address.h"
-#include "ops_file.h"
#include "ops_inode.h"
#include "quota.h"
#include "rgrp.h"
#include "trans.h"
#include "util.h"
+struct gfs2_inum_range_host {
+ u64 ir_start;
+ u64 ir_length;
+};
+
static int iget_test(struct inode *inode, void *opaque)
{
struct gfs2_inode *ip = GFS2_I(inode);
- struct gfs2_inum_host *inum = opaque;
+ u64 *no_addr = opaque;
- if (ip->i_num.no_addr == inum->no_addr)
+ if (ip->i_no_addr == *no_addr &&
+ inode->i_private != NULL)
return 1;
return 0;
static int iget_set(struct inode *inode, void *opaque)
{
struct gfs2_inode *ip = GFS2_I(inode);
- struct gfs2_inum_host *inum = opaque;
+ u64 *no_addr = opaque;
- ip->i_num = *inum;
- inode->i_ino = inum->no_addr;
+ inode->i_ino = (unsigned long)*no_addr;
+ ip->i_no_addr = *no_addr;
return 0;
}
-struct inode *gfs2_ilookup(struct super_block *sb, struct gfs2_inum_host *inum)
+struct inode *gfs2_ilookup(struct super_block *sb, u64 no_addr)
+{
+ unsigned long hash = (unsigned long)no_addr;
+ return ilookup5(sb, hash, iget_test, &no_addr);
+}
+
+static struct inode *gfs2_iget(struct super_block *sb, u64 no_addr)
{
- return ilookup5(sb, (unsigned long)inum->no_formal_ino,
- iget_test, inum);
+ unsigned long hash = (unsigned long)no_addr;
+ return iget5_locked(sb, hash, iget_test, iget_set, &no_addr);
}
-static struct inode *gfs2_iget(struct super_block *sb, struct gfs2_inum_host *inum)
+struct gfs2_skip_data {
+ u64 no_addr;
+ int skipped;
+};
+
+static int iget_skip_test(struct inode *inode, void *opaque)
+{
+ struct gfs2_inode *ip = GFS2_I(inode);
+ struct gfs2_skip_data *data = opaque;
+
+ if (ip->i_no_addr == data->no_addr && inode->i_private != NULL){
+ if (inode->i_state & (I_FREEING|I_CLEAR|I_WILL_FREE)){
+ data->skipped = 1;
+ return 0;
+ }
+ return 1;
+ }
+ return 0;
+}
+
+static int iget_skip_set(struct inode *inode, void *opaque)
+{
+ struct gfs2_inode *ip = GFS2_I(inode);
+ struct gfs2_skip_data *data = opaque;
+
+ if (data->skipped)
+ return 1;
+ inode->i_ino = (unsigned long)(data->no_addr);
+ ip->i_no_addr = data->no_addr;
+ return 0;
+}
+
+static struct inode *gfs2_iget_skip(struct super_block *sb,
+ u64 no_addr)
+{
+ struct gfs2_skip_data data;
+ unsigned long hash = (unsigned long)no_addr;
+
+ data.no_addr = no_addr;
+ data.skipped = 0;
+ return iget5_locked(sb, hash, iget_skip_test, iget_skip_set, &data);
+}
+
+/**
+ * GFS2 lookup code fills in vfs inode contents based on info obtained
+ * from directory entry inside gfs2_inode_lookup(). This has caused issues
+ * with NFS code path since its get_dentry routine doesn't have the relevant
+ * directory entry when gfs2_inode_lookup() is invoked. Part of the code
+ * segment inside gfs2_inode_lookup code needs to get moved around.
+ *
+ * Clean up I_LOCK and I_NEW as well.
+ **/
+
+void gfs2_set_iop(struct inode *inode)
{
- return iget5_locked(sb, (unsigned long)inum->no_formal_ino,
- iget_test, iget_set, inum);
+ struct gfs2_sbd *sdp = GFS2_SB(inode);
+ umode_t mode = inode->i_mode;
+
+ if (S_ISREG(mode)) {
+ inode->i_op = &gfs2_file_iops;
+ if (sdp->sd_args.ar_localflocks)
+ inode->i_fop = &gfs2_file_fops_nolock;
+ else
+ inode->i_fop = &gfs2_file_fops;
+ } else if (S_ISDIR(mode)) {
+ inode->i_op = &gfs2_dir_iops;
+ if (sdp->sd_args.ar_localflocks)
+ inode->i_fop = &gfs2_dir_fops_nolock;
+ else
+ inode->i_fop = &gfs2_dir_fops;
+ } else if (S_ISLNK(mode)) {
+ inode->i_op = &gfs2_symlink_iops;
+ } else {
+ inode->i_op = &gfs2_dev_iops;
+ }
+
+ unlock_new_inode(inode);
}
/**
* gfs2_inode_lookup - Lookup an inode
* @sb: The super block
- * @inum: The inode number
+ * @no_addr: The inode number
* @type: The type of the inode
+ * @skip_freeing: set this not return an inode if it is currently being freed.
*
* Returns: A VFS inode, or an error
*/
-struct inode *gfs2_inode_lookup(struct super_block *sb, struct gfs2_inum_host *inum, unsigned int type)
+struct inode *gfs2_inode_lookup(struct super_block *sb,
+ unsigned int type,
+ u64 no_addr,
+ u64 no_formal_ino, int skip_freeing)
{
- struct inode *inode = gfs2_iget(sb, inum);
- struct gfs2_inode *ip = GFS2_I(inode);
+ struct inode *inode;
+ struct gfs2_inode *ip;
struct gfs2_glock *io_gl;
int error;
+ if (skip_freeing)
+ inode = gfs2_iget_skip(sb, no_addr);
+ else
+ inode = gfs2_iget(sb, no_addr);
+ ip = GFS2_I(inode);
+
if (!inode)
return ERR_PTR(-ENOBUFS);
if (inode->i_state & I_NEW) {
struct gfs2_sbd *sdp = GFS2_SB(inode);
- umode_t mode = DT2IF(type);
inode->i_private = ip;
- inode->i_mode = mode;
+ ip->i_no_formal_ino = no_formal_ino;
- if (S_ISREG(mode)) {
- inode->i_op = &gfs2_file_iops;
- inode->i_fop = &gfs2_file_fops;
- inode->i_mapping->a_ops = &gfs2_file_aops;
- } else if (S_ISDIR(mode)) {
- inode->i_op = &gfs2_dir_iops;
- inode->i_fop = &gfs2_dir_fops;
- } else if (S_ISLNK(mode)) {
- inode->i_op = &gfs2_symlink_iops;
- } else {
- inode->i_op = &gfs2_dev_iops;
- }
-
- error = gfs2_glock_get(sdp, inum->no_addr, &gfs2_inode_glops, CREATE, &ip->i_gl);
+ error = gfs2_glock_get(sdp, no_addr, &gfs2_inode_glops, CREATE, &ip->i_gl);
if (unlikely(error))
goto fail;
ip->i_gl->gl_object = ip;
- error = gfs2_glock_get(sdp, inum->no_addr, &gfs2_iopen_glops, CREATE, &io_gl);
+ error = gfs2_glock_get(sdp, no_addr, &gfs2_iopen_glops, CREATE, &io_gl);
if (unlikely(error))
goto fail_put;
error = gfs2_glock_nq_init(io_gl, LM_ST_SHARED, GL_EXACT, &ip->i_iopen_gh);
if (unlikely(error))
goto fail_iopen;
+ ip->i_iopen_gh.gh_gl->gl_object = ip;
gfs2_glock_put(io_gl);
- unlock_new_inode(inode);
+
+ if ((type == DT_UNKNOWN) && (no_formal_ino == 0))
+ goto gfs2_nfsbypass;
+
+ inode->i_mode = DT2IF(type);
+
+ /*
+ * We must read the inode in order to work out its type in
+ * this case. Note that this doesn't happen often as we normally
+ * know the type beforehand. This code path only occurs during
+ * unlinked inode recovery (where it is safe to do this glock,
+ * which is not true in the general case).
+ */
+ if (type == DT_UNKNOWN) {
+ struct gfs2_holder gh;
+ error = gfs2_glock_nq_init(ip->i_gl, LM_ST_EXCLUSIVE, 0, &gh);
+ if (unlikely(error))
+ goto fail_glock;
+ /* Inode is now uptodate */
+ gfs2_glock_dq_uninit(&gh);
+ }
+
+ gfs2_set_iop(inode);
}
+gfs2_nfsbypass:
return inode;
+fail_glock:
+ gfs2_glock_dq(&ip->i_iopen_gh);
fail_iopen:
gfs2_glock_put(io_gl);
fail_put:
struct gfs2_dinode_host *di = &ip->i_di;
const struct gfs2_dinode *str = buf;
- if (ip->i_num.no_addr != be64_to_cpu(str->di_num.no_addr)) {
+ if (ip->i_no_addr != be64_to_cpu(str->di_num.no_addr)) {
if (gfs2_consist_inode(ip))
gfs2_dinode_print(ip);
return -EIO;
}
- if (ip->i_num.no_formal_ino != be64_to_cpu(str->di_num.no_formal_ino))
- return -ESTALE;
-
+ ip->i_no_formal_ino = be64_to_cpu(str->di_num.no_formal_ino);
ip->i_inode.i_mode = be32_to_cpu(str->di_mode);
ip->i_inode.i_rdev = 0;
switch (ip->i_inode.i_mode & S_IFMT) {
di->di_blocks = be64_to_cpu(str->di_blocks);
gfs2_set_inode_blocks(&ip->i_inode);
ip->i_inode.i_atime.tv_sec = be64_to_cpu(str->di_atime);
- ip->i_inode.i_atime.tv_nsec = 0;
+ ip->i_inode.i_atime.tv_nsec = be32_to_cpu(str->di_atime_nsec);
ip->i_inode.i_mtime.tv_sec = be64_to_cpu(str->di_mtime);
- ip->i_inode.i_mtime.tv_nsec = 0;
+ ip->i_inode.i_mtime.tv_nsec = be32_to_cpu(str->di_mtime_nsec);
ip->i_inode.i_ctime.tv_sec = be64_to_cpu(str->di_ctime);
- ip->i_inode.i_ctime.tv_nsec = 0;
+ ip->i_inode.i_ctime.tv_nsec = be32_to_cpu(str->di_ctime_nsec);
di->di_goal_meta = be64_to_cpu(str->di_goal_meta);
di->di_goal_data = be64_to_cpu(str->di_goal_data);
di->di_entries = be32_to_cpu(str->di_entries);
di->di_eattr = be64_to_cpu(str->di_eattr);
+ if (S_ISREG(ip->i_inode.i_mode))
+ gfs2_set_aops(&ip->i_inode);
+
return 0;
}
if (error)
goto out_qs;
- rgd = gfs2_blk2rgrpd(sdp, ip->i_num.no_addr);
+ rgd = gfs2_blk2rgrpd(sdp, ip->i_no_addr);
if (!rgd) {
gfs2_consist_inode(ip);
error = -EIO;
if (error)
goto out_rg_gunlock;
- gfs2_trans_add_gl(ip->i_gl);
+ set_bit(GLF_DIRTY, &ip->i_gl->gl_flags);
+ set_bit(GLF_LFLUSH, &ip->i_gl->gl_flags);
gfs2_free_di(rgd, ip);
else
drop_nlink(&ip->i_inode);
- ip->i_inode.i_ctime.tv_sec = get_seconds();
+ ip->i_inode.i_ctime = CURRENT_TIME;
gfs2_trans_add_bh(ip->i_gl, dibh, 1);
gfs2_dinode_out(ip, dibh->b_data);
mark_inode_dirty(&ip->i_inode);
if (ip->i_inode.i_nlink == 0)
- error = gfs2_change_nlink_i(ip);
-
- return error;
-}
-
-int gfs2_change_nlink_i(struct gfs2_inode *ip)
-{
- struct gfs2_sbd *sdp = ip->i_inode.i_sb->s_fs_info;
- struct gfs2_inode *rindex = GFS2_I(sdp->sd_rindex);
- struct gfs2_glock *ri_gl = rindex->i_gl;
- struct gfs2_rgrpd *rgd;
- struct gfs2_holder ri_gh, rg_gh;
- int existing, error;
-
- /* if we come from rename path, we could have the lock already */
- existing = gfs2_glock_is_locked_by_me(ri_gl);
- if (!existing) {
- error = gfs2_rindex_hold(sdp, &ri_gh);
- if (error)
- goto out;
- }
-
- /* find the matching rgd */
- error = -EIO;
- rgd = gfs2_blk2rgrpd(sdp, ip->i_num.no_addr);
- if (!rgd)
- goto out_norgrp;
-
- /*
- * Eventually we may want to move rgd(s) to a linked list
- * and piggyback the free logic into one of gfs2 daemons
- * to gain some performance.
- */
- if (!rgd->rd_gl || !gfs2_glock_is_locked_by_me(rgd->rd_gl)) {
- error = gfs2_glock_nq_init(rgd->rd_gl, LM_ST_EXCLUSIVE, 0, &rg_gh);
- if (error)
- goto out_norgrp;
-
gfs2_unlink_di(&ip->i_inode); /* mark inode unlinked */
- gfs2_glock_dq_uninit(&rg_gh);
- }
-out_norgrp:
- if (!existing)
- gfs2_glock_dq_uninit(&ri_gh);
-out:
return error;
}
* @is_root: If 1, ignore the caller's permissions
* @i_gh: An uninitialized holder for the new inode glock
*
- * There will always be a vnode (Linux VFS inode) for the d_gh inode unless
- * @is_root is true.
+ * This can be called via the VFS filldir function when NFS is doing
+ * a readdirplus and the inode which its intending to stat isn't
+ * already in cache. In this case we must not take the directory glock
+ * again, since the readdir call will have already taken that lock.
*
* Returns: errno
*/
struct super_block *sb = dir->i_sb;
struct gfs2_inode *dip = GFS2_I(dir);
struct gfs2_holder d_gh;
- struct gfs2_inum_host inum;
- unsigned int type;
int error = 0;
struct inode *inode = NULL;
+ int unlock = 0;
if (!name->len || name->len > GFS2_FNAMESIZE)
return ERR_PTR(-ENAMETOOLONG);
return dir;
}
- error = gfs2_glock_nq_init(dip->i_gl, LM_ST_SHARED, 0, &d_gh);
- if (error)
- return ERR_PTR(error);
+ if (gfs2_glock_is_locked_by_me(dip->i_gl) == 0) {
+ error = gfs2_glock_nq_init(dip->i_gl, LM_ST_SHARED, 0, &d_gh);
+ if (error)
+ return ERR_PTR(error);
+ unlock = 1;
+ }
if (!is_root) {
error = permission(dir, MAY_EXEC, NULL);
goto out;
}
- error = gfs2_dir_search(dir, name, &inum, &type);
- if (error)
- goto out;
-
- inode = gfs2_inode_lookup(sb, &inum, type);
-
+ inode = gfs2_dir_search(dir, name);
+ if (IS_ERR(inode))
+ error = PTR_ERR(inode);
out:
- gfs2_glock_dq_uninit(&d_gh);
+ if (unlock)
+ gfs2_glock_dq_uninit(&d_gh);
if (error == -ENOENT)
return NULL;
- return inode;
+ return inode ? inode : ERR_PTR(error);
+}
+
+static void gfs2_inum_range_in(struct gfs2_inum_range_host *ir, const void *buf)
+{
+ const struct gfs2_inum_range *str = buf;
+
+ ir->ir_start = be64_to_cpu(str->ir_start);
+ ir->ir_length = be64_to_cpu(str->ir_length);
+}
+
+static void gfs2_inum_range_out(const struct gfs2_inum_range_host *ir, void *buf)
+{
+ struct gfs2_inum_range *str = buf;
+
+ str->ir_start = cpu_to_be64(ir->ir_start);
+ str->ir_length = cpu_to_be64(ir->ir_length);
}
static int pick_formal_ino_1(struct gfs2_sbd *sdp, u64 *formal_ino)
if (!dip->i_inode.i_nlink)
return -EPERM;
- error = gfs2_dir_search(&dip->i_inode, name, NULL, NULL);
+ error = gfs2_dir_check(&dip->i_inode, name, NULL);
switch (error) {
case -ENOENT:
error = 0;
*gid = current->fsgid;
}
-static int alloc_dinode(struct gfs2_inode *dip, struct gfs2_inum_host *inum,
- u64 *generation)
+static int alloc_dinode(struct gfs2_inode *dip, u64 *no_addr, u64 *generation)
{
struct gfs2_sbd *sdp = GFS2_SB(&dip->i_inode);
int error;
- gfs2_alloc_get(dip);
+ if (gfs2_alloc_get(dip) == NULL)
+ return -ENOMEM;
- dip->i_alloc.al_requested = RES_DINODE;
+ dip->i_alloc->al_requested = RES_DINODE;
error = gfs2_inplace_reserve(dip);
if (error)
goto out;
if (error)
goto out_ipreserv;
- inum->no_addr = gfs2_alloc_di(dip, generation);
+ *no_addr = gfs2_alloc_di(dip, generation);
gfs2_trans_end(sdp);
static void init_dinode(struct gfs2_inode *dip, struct gfs2_glock *gl,
const struct gfs2_inum_host *inum, unsigned int mode,
unsigned int uid, unsigned int gid,
- const u64 *generation, dev_t dev)
+ const u64 *generation, dev_t dev, struct buffer_head **bhp)
{
struct gfs2_sbd *sdp = GFS2_SB(&dip->i_inode);
struct gfs2_dinode *di;
struct buffer_head *dibh;
+ struct timespec tv = CURRENT_TIME;
dibh = gfs2_meta_new(gl, inum->no_addr);
gfs2_trans_add_bh(gl, dibh, 1);
di->di_nlink = 0;
di->di_size = 0;
di->di_blocks = cpu_to_be64(1);
- di->di_atime = di->di_mtime = di->di_ctime = cpu_to_be64(get_seconds());
+ di->di_atime = di->di_mtime = di->di_ctime = cpu_to_be64(tv.tv_sec);
di->di_major = cpu_to_be32(MAJOR(dev));
di->di_minor = cpu_to_be32(MINOR(dev));
di->di_goal_meta = di->di_goal_data = cpu_to_be64(inum->no_addr);
di->di_entries = 0;
memset(&di->__pad4, 0, sizeof(di->__pad4));
di->di_eattr = 0;
+ di->di_atime_nsec = cpu_to_be32(tv.tv_nsec);
+ di->di_mtime_nsec = cpu_to_be32(tv.tv_nsec);
+ di->di_ctime_nsec = cpu_to_be32(tv.tv_nsec);
memset(&di->di_reserved, 0, sizeof(di->di_reserved));
+
+ set_buffer_uptodate(dibh);
- brelse(dibh);
+ *bhp = dibh;
}
static int make_dinode(struct gfs2_inode *dip, struct gfs2_glock *gl,
unsigned int mode, const struct gfs2_inum_host *inum,
- const u64 *generation, dev_t dev)
+ const u64 *generation, dev_t dev, struct buffer_head **bhp)
{
struct gfs2_sbd *sdp = GFS2_SB(&dip->i_inode);
unsigned int uid, gid;
if (error)
goto out_quota;
- init_dinode(dip, gl, inum, mode, uid, gid, generation, dev);
+ init_dinode(dip, gl, inum, mode, uid, gid, generation, dev, bhp);
gfs2_quota_change(dip, +1, uid, gid);
gfs2_trans_end(sdp);
error = alloc_required = gfs2_diradd_alloc_required(&dip->i_inode, name);
if (alloc_required < 0)
- goto fail;
+ goto fail_quota_locks;
if (alloc_required) {
error = gfs2_quota_check(dip, dip->i_inode.i_uid, dip->i_inode.i_gid);
if (error)
goto fail_quota_locks;
error = gfs2_trans_begin(sdp, sdp->sd_max_dirres +
- al->al_rgd->rd_ri.ri_length +
+ al->al_rgd->rd_length +
2 * RES_DINODE +
RES_STATFS + RES_QUOTA, 0);
if (error)
goto fail_quota_locks;
}
- error = gfs2_dir_add(&dip->i_inode, name, &ip->i_num, IF2DT(ip->i_inode.i_mode));
+ error = gfs2_dir_add(&dip->i_inode, name, ip, IF2DT(ip->i_inode.i_mode));
if (error)
goto fail_end_trans;
gfs2_trans_end(sdp);
fail_ipreserv:
- if (dip->i_alloc.al_rgd)
+ if (dip->i_alloc->al_rgd)
gfs2_inplace_release(dip);
fail_quota_locks:
struct inode *gfs2_createi(struct gfs2_holder *ghs, const struct qstr *name,
unsigned int mode, dev_t dev)
{
- struct inode *inode;
+ struct inode *inode = NULL;
struct gfs2_inode *dip = ghs->gh_gl->gl_object;
struct inode *dir = &dip->i_inode;
struct gfs2_sbd *sdp = GFS2_SB(&dip->i_inode);
- struct gfs2_inum_host inum;
+ struct gfs2_inum_host inum = { .no_addr = 0, .no_formal_ino = 0 };
int error;
u64 generation;
+ struct buffer_head *bh = NULL;
if (!name->len || name->len > GFS2_FNAMESIZE)
return ERR_PTR(-ENAMETOOLONG);
if (error)
goto fail_gunlock;
- error = alloc_dinode(dip, &inum, &generation);
+ error = alloc_dinode(dip, &inum.no_addr, &generation);
if (error)
goto fail_gunlock;
if (error)
goto fail_gunlock;
- error = make_dinode(dip, ghs[1].gh_gl, mode, &inum, &generation, dev);
+ error = make_dinode(dip, ghs[1].gh_gl, mode, &inum, &generation, dev, &bh);
if (error)
goto fail_gunlock2;
- inode = gfs2_inode_lookup(dir->i_sb, &inum, IF2DT(mode));
+ inode = gfs2_inode_lookup(dir->i_sb, IF2DT(mode),
+ inum.no_addr,
+ inum.no_formal_ino, 0);
if (IS_ERR(inode))
goto fail_gunlock2;
error = gfs2_inode_refresh(GFS2_I(inode));
if (error)
- goto fail_iput;
+ goto fail_gunlock2;
error = gfs2_acl_create(dip, GFS2_I(inode));
if (error)
- goto fail_iput;
+ goto fail_gunlock2;
error = gfs2_security_init(dip, GFS2_I(inode));
if (error)
- goto fail_iput;
+ goto fail_gunlock2;
error = link_dinode(dip, name, GFS2_I(inode));
if (error)
- goto fail_iput;
+ goto fail_gunlock2;
+ if (bh)
+ brelse(bh);
if (!inode)
return ERR_PTR(-ENOMEM);
return inode;
-fail_iput:
- iput(inode);
fail_gunlock2:
gfs2_glock_dq_uninit(ghs + 1);
+ if (inode)
+ iput(inode);
fail_gunlock:
gfs2_glock_dq(ghs);
fail:
+ if (bh)
+ brelse(bh);
return ERR_PTR(error);
}
*/
int gfs2_unlink_ok(struct gfs2_inode *dip, const struct qstr *name,
- struct gfs2_inode *ip)
+ const struct gfs2_inode *ip)
{
- struct gfs2_inum_host inum;
- unsigned int type;
int error;
if (IS_IMMUTABLE(&ip->i_inode) || IS_APPEND(&ip->i_inode))
if (error)
return error;
- error = gfs2_dir_search(&dip->i_inode, name, &inum, &type);
+ error = gfs2_dir_check(&dip->i_inode, name, ip);
if (error)
return error;
- if (!gfs2_inum_equal(&inum, &ip->i_num))
- return -ENOENT;
-
- if (IF2DT(ip->i_inode.i_mode) != type) {
- gfs2_consist_inode(dip);
- return -EIO;
- }
-
return 0;
}
struct gfs2_glock *gl = gh->gh_gl;
struct gfs2_sbd *sdp = gl->gl_sbd;
struct gfs2_inode *ip = gl->gl_object;
- s64 curtime, quantum = gfs2_tune_get(sdp, gt_atime_quantum);
+ s64 quantum = gfs2_tune_get(sdp, gt_atime_quantum);
unsigned int state;
int flags;
int error;
+ struct timespec tv = CURRENT_TIME;
if (gfs2_assert_warn(sdp, gh->gh_flags & GL_ATIME) ||
gfs2_assert_warn(sdp, !(gh->gh_flags & GL_ASYNC)) ||
(sdp->sd_vfs->s_flags & MS_RDONLY))
return 0;
- curtime = get_seconds();
- if (curtime - ip->i_inode.i_atime.tv_sec >= quantum) {
+ if (tv.tv_sec - ip->i_inode.i_atime.tv_sec >= quantum) {
gfs2_glock_dq(gh);
gfs2_holder_reinit(LM_ST_EXCLUSIVE, gh->gh_flags & ~LM_FLAG_ANY,
gh);
/* Verify that atime hasn't been updated while we were
trying to get exclusive lock. */
- curtime = get_seconds();
- if (curtime - ip->i_inode.i_atime.tv_sec >= quantum) {
+ tv = CURRENT_TIME;
+ if (tv.tv_sec - ip->i_inode.i_atime.tv_sec >= quantum) {
struct buffer_head *dibh;
struct gfs2_dinode *di;
if (error)
goto fail_end_trans;
- ip->i_inode.i_atime.tv_sec = curtime;
+ ip->i_inode.i_atime = tv;
gfs2_trans_add_bh(ip->i_gl, dibh, 1);
di = (struct gfs2_dinode *)dibh->b_data;
di->di_atime = cpu_to_be64(ip->i_inode.i_atime.tv_sec);
+ di->di_atime_nsec = cpu_to_be32(ip->i_inode.i_atime.tv_nsec);
brelse(dibh);
gfs2_trans_end(sdp);
return error;
}
+void gfs2_dinode_out(const struct gfs2_inode *ip, void *buf)
+{
+ const struct gfs2_dinode_host *di = &ip->i_di;
+ struct gfs2_dinode *str = buf;
+
+ str->di_header.mh_magic = cpu_to_be32(GFS2_MAGIC);
+ str->di_header.mh_type = cpu_to_be32(GFS2_METATYPE_DI);
+ str->di_header.__pad0 = 0;
+ str->di_header.mh_format = cpu_to_be32(GFS2_FORMAT_DI);
+ str->di_header.__pad1 = 0;
+ str->di_num.no_addr = cpu_to_be64(ip->i_no_addr);
+ str->di_num.no_formal_ino = cpu_to_be64(ip->i_no_formal_ino);
+ str->di_mode = cpu_to_be32(ip->i_inode.i_mode);
+ str->di_uid = cpu_to_be32(ip->i_inode.i_uid);
+ str->di_gid = cpu_to_be32(ip->i_inode.i_gid);
+ str->di_nlink = cpu_to_be32(ip->i_inode.i_nlink);
+ str->di_size = cpu_to_be64(di->di_size);
+ str->di_blocks = cpu_to_be64(di->di_blocks);
+ str->di_atime = cpu_to_be64(ip->i_inode.i_atime.tv_sec);
+ str->di_mtime = cpu_to_be64(ip->i_inode.i_mtime.tv_sec);
+ str->di_ctime = cpu_to_be64(ip->i_inode.i_ctime.tv_sec);
+
+ str->di_goal_meta = cpu_to_be64(di->di_goal_meta);
+ str->di_goal_data = cpu_to_be64(di->di_goal_data);
+ str->di_generation = cpu_to_be64(di->di_generation);
+
+ str->di_flags = cpu_to_be32(di->di_flags);
+ str->di_height = cpu_to_be16(di->di_height);
+ str->di_payload_format = cpu_to_be32(S_ISDIR(ip->i_inode.i_mode) &&
+ !(ip->i_di.di_flags & GFS2_DIF_EXHASH) ?
+ GFS2_FORMAT_DE : 0);
+ str->di_depth = cpu_to_be16(di->di_depth);
+ str->di_entries = cpu_to_be32(di->di_entries);
+
+ str->di_eattr = cpu_to_be64(di->di_eattr);
+ str->di_atime_nsec = cpu_to_be32(ip->i_inode.i_atime.tv_nsec);
+ str->di_mtime_nsec = cpu_to_be32(ip->i_inode.i_mtime.tv_nsec);
+ str->di_ctime_nsec = cpu_to_be32(ip->i_inode.i_ctime.tv_nsec);
+}
+
+void gfs2_dinode_print(const struct gfs2_inode *ip)
+{
+ const struct gfs2_dinode_host *di = &ip->i_di;
+
+ printk(KERN_INFO " no_formal_ino = %llu\n",
+ (unsigned long long)ip->i_no_formal_ino);
+ printk(KERN_INFO " no_addr = %llu\n",
+ (unsigned long long)ip->i_no_addr);
+ printk(KERN_INFO " di_size = %llu\n", (unsigned long long)di->di_size);
+ printk(KERN_INFO " di_blocks = %llu\n",
+ (unsigned long long)di->di_blocks);
+ printk(KERN_INFO " di_goal_meta = %llu\n",
+ (unsigned long long)di->di_goal_meta);
+ printk(KERN_INFO " di_goal_data = %llu\n",
+ (unsigned long long)di->di_goal_data);
+ printk(KERN_INFO " di_flags = 0x%.8X\n", di->di_flags);
+ printk(KERN_INFO " di_height = %u\n", di->di_height);
+ printk(KERN_INFO " di_depth = %u\n", di->di_depth);
+ printk(KERN_INFO " di_entries = %u\n", di->di_entries);
+ printk(KERN_INFO " di_eattr = %llu\n",
+ (unsigned long long)di->di_eattr);
+}
+