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-rw-r--r--fs/gfs2/aops.c4
-rw-r--r--fs/gfs2/bmap.c3
-rw-r--r--fs/gfs2/file.c8
-rw-r--r--fs/gfs2/incore.h14
-rw-r--r--fs/gfs2/inode.c12
-rw-r--r--fs/gfs2/quota.c8
-rw-r--r--fs/gfs2/rgrp.c18
-rw-r--r--fs/gfs2/rgrp.h2
-rw-r--r--fs/gfs2/xattr.c3
9 files changed, 51 insertions, 21 deletions
diff --git a/fs/gfs2/aops.c b/fs/gfs2/aops.c
index 1f7d805..b7fc035 100644
--- a/fs/gfs2/aops.c
+++ b/fs/gfs2/aops.c
@@ -611,12 +611,14 @@ static int gfs2_write_begin(struct file *file, struct address_space *mapping,
gfs2_write_calc_reserv(ip, len, &data_blocks, &ind_blocks);
if (alloc_required) {
+ struct gfs2_alloc_parms ap = { .aflags = 0, };
error = gfs2_quota_lock_check(ip);
if (error)
goto out_unlock;
requested = data_blocks + ind_blocks;
- error = gfs2_inplace_reserve(ip, requested, 0);
+ ap.target = requested;
+ error = gfs2_inplace_reserve(ip, &ap);
if (error)
goto out_qunlock;
}
diff --git a/fs/gfs2/bmap.c b/fs/gfs2/bmap.c
index 21ad0f1..fe0500c 100644
--- a/fs/gfs2/bmap.c
+++ b/fs/gfs2/bmap.c
@@ -1216,6 +1216,7 @@ static int do_grow(struct inode *inode, u64 size)
{
struct gfs2_inode *ip = GFS2_I(inode);
struct gfs2_sbd *sdp = GFS2_SB(inode);
+ struct gfs2_alloc_parms ap = { .target = 1, };
struct buffer_head *dibh;
int error;
int unstuff = 0;
@@ -1226,7 +1227,7 @@ static int do_grow(struct inode *inode, u64 size)
if (error)
return error;
- error = gfs2_inplace_reserve(ip, 1, 0);
+ error = gfs2_inplace_reserve(ip, &ap);
if (error)
goto do_grow_qunlock;
unstuff = 1;
diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c
index 9ad20ed..efc078f 100644
--- a/fs/gfs2/file.c
+++ b/fs/gfs2/file.c
@@ -383,6 +383,7 @@ static int gfs2_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf)
struct inode *inode = file_inode(vma->vm_file);
struct gfs2_inode *ip = GFS2_I(inode);
struct gfs2_sbd *sdp = GFS2_SB(inode);
+ struct gfs2_alloc_parms ap = { .aflags = 0, };
unsigned long last_index;
u64 pos = page->index << PAGE_CACHE_SHIFT;
unsigned int data_blocks, ind_blocks, rblocks;
@@ -430,7 +431,8 @@ static int gfs2_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf)
if (ret)
goto out_unlock;
gfs2_write_calc_reserv(ip, PAGE_CACHE_SIZE, &data_blocks, &ind_blocks);
- ret = gfs2_inplace_reserve(ip, data_blocks + ind_blocks, 0);
+ ap.target = data_blocks + ind_blocks;
+ ret = gfs2_inplace_reserve(ip, &ap);
if (ret)
goto out_quota_unlock;
@@ -800,6 +802,7 @@ static long gfs2_fallocate(struct file *file, int mode, loff_t offset,
struct inode *inode = file_inode(file);
struct gfs2_sbd *sdp = GFS2_SB(inode);
struct gfs2_inode *ip = GFS2_I(inode);
+ struct gfs2_alloc_parms ap = { .aflags = 0, };
unsigned int data_blocks = 0, ind_blocks = 0, rblocks;
loff_t bytes, max_bytes;
int error;
@@ -850,7 +853,8 @@ static long gfs2_fallocate(struct file *file, int mode, loff_t offset,
retry:
gfs2_write_calc_reserv(ip, bytes, &data_blocks, &ind_blocks);
- error = gfs2_inplace_reserve(ip, data_blocks + ind_blocks, 0);
+ ap.target = data_blocks + ind_blocks;
+ error = gfs2_inplace_reserve(ip, &ap);
if (error) {
if (error == -ENOSPC && bytes > sdp->sd_sb.sb_bsize) {
bytes >>= 1;
diff --git a/fs/gfs2/incore.h b/fs/gfs2/incore.h
index 8c8f110..082c8fa 100644
--- a/fs/gfs2/incore.h
+++ b/fs/gfs2/incore.h
@@ -285,6 +285,20 @@ struct gfs2_blkreserv {
unsigned int rs_qa_qd_num;
};
+/*
+ * Allocation parameters
+ * @target: The number of blocks we'd ideally like to allocate
+ * @aflags: The flags (e.g. Orlov flag)
+ *
+ * The intent is to gradually expand this structure over time in
+ * order to give more information, e.g. alignment, min extent size
+ * to the allocation code.
+ */
+struct gfs2_alloc_parms {
+ u32 target;
+ u32 aflags;
+};
+
enum {
GLF_LOCK = 1,
GLF_DEMOTE = 3,
diff --git a/fs/gfs2/inode.c b/fs/gfs2/inode.c
index 4b79c19..5a7ca3d 100644
--- a/fs/gfs2/inode.c
+++ b/fs/gfs2/inode.c
@@ -379,6 +379,7 @@ static void munge_mode_uid_gid(const struct gfs2_inode *dip,
static int alloc_dinode(struct gfs2_inode *ip, u32 flags)
{
struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
+ struct gfs2_alloc_parms ap = { .target = RES_DINODE, .aflags = flags, };
int error;
int dblocks = 1;
@@ -386,7 +387,7 @@ static int alloc_dinode(struct gfs2_inode *ip, u32 flags)
if (error)
goto out;
- error = gfs2_inplace_reserve(ip, RES_DINODE, flags);
+ error = gfs2_inplace_reserve(ip, &ap);
if (error)
goto out_quota;
@@ -472,6 +473,7 @@ static int link_dinode(struct gfs2_inode *dip, const struct qstr *name,
struct gfs2_inode *ip, int arq)
{
struct gfs2_sbd *sdp = GFS2_SB(&dip->i_inode);
+ struct gfs2_alloc_parms ap = { .target = sdp->sd_max_dirres, };
int error;
if (arq) {
@@ -479,7 +481,7 @@ static int link_dinode(struct gfs2_inode *dip, const struct qstr *name,
if (error)
goto fail_quota_locks;
- error = gfs2_inplace_reserve(dip, sdp->sd_max_dirres, 0);
+ error = gfs2_inplace_reserve(dip, &ap);
if (error)
goto fail_quota_locks;
@@ -874,11 +876,12 @@ static int gfs2_link(struct dentry *old_dentry, struct inode *dir,
error = 0;
if (alloc_required) {
+ struct gfs2_alloc_parms ap = { .target = sdp->sd_max_dirres, };
error = gfs2_quota_lock_check(dip);
if (error)
goto out_gunlock;
- error = gfs2_inplace_reserve(dip, sdp->sd_max_dirres, 0);
+ error = gfs2_inplace_reserve(dip, &ap);
if (error)
goto out_gunlock_q;
@@ -1387,11 +1390,12 @@ static int gfs2_rename(struct inode *odir, struct dentry *odentry,
goto out_gunlock;
if (alloc_required) {
+ struct gfs2_alloc_parms ap = { .target = sdp->sd_max_dirres, };
error = gfs2_quota_lock_check(ndip);
if (error)
goto out_gunlock;
- error = gfs2_inplace_reserve(ndip, sdp->sd_max_dirres, 0);
+ error = gfs2_inplace_reserve(ndip, &ap);
if (error)
goto out_gunlock_q;
diff --git a/fs/gfs2/quota.c b/fs/gfs2/quota.c
index db44135..8fe7a0a 100644
--- a/fs/gfs2/quota.c
+++ b/fs/gfs2/quota.c
@@ -763,6 +763,7 @@ static int do_sync(unsigned int num_qd, struct gfs2_quota_data **qda)
{
struct gfs2_sbd *sdp = (*qda)->qd_gl->gl_sbd;
struct gfs2_inode *ip = GFS2_I(sdp->sd_quota_inode);
+ struct gfs2_alloc_parms ap = { .aflags = 0, };
unsigned int data_blocks, ind_blocks;
struct gfs2_holder *ghs, i_gh;
unsigned int qx, x;
@@ -815,7 +816,8 @@ static int do_sync(unsigned int num_qd, struct gfs2_quota_data **qda)
blocks = num_qd * data_blocks + RES_DINODE + num_qd + 3;
reserved = 1 + (nalloc * (data_blocks + ind_blocks));
- error = gfs2_inplace_reserve(ip, reserved, 0);
+ ap.target = reserved;
+ error = gfs2_inplace_reserve(ip, &ap);
if (error)
goto out_alloc;
@@ -1573,10 +1575,12 @@ static int gfs2_set_dqblk(struct super_block *sb, struct kqid qid,
if (gfs2_is_stuffed(ip))
alloc_required = 1;
if (alloc_required) {
+ struct gfs2_alloc_parms ap = { .aflags = 0, };
gfs2_write_calc_reserv(ip, sizeof(struct gfs2_quota),
&data_blocks, &ind_blocks);
blocks = 1 + data_blocks + ind_blocks;
- error = gfs2_inplace_reserve(ip, blocks, 0);
+ ap.target = blocks;
+ error = gfs2_inplace_reserve(ip, &ap);
if (error)
goto out_i;
blocks += gfs2_rg_blocks(ip, blocks);
diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c
index d4d10fa..4f0984a 100644
--- a/fs/gfs2/rgrp.c
+++ b/fs/gfs2/rgrp.c
@@ -1422,12 +1422,12 @@ static void rs_insert(struct gfs2_inode *ip)
* rg_mblk_search - find a group of multiple free blocks to form a reservation
* @rgd: the resource group descriptor
* @ip: pointer to the inode for which we're reserving blocks
- * @requested: number of blocks required for this allocation
+ * @ap: the allocation parameters
*
*/
static void rg_mblk_search(struct gfs2_rgrpd *rgd, struct gfs2_inode *ip,
- unsigned requested)
+ const struct gfs2_alloc_parms *ap)
{
struct gfs2_rbm rbm = { .rgd = rgd, };
u64 goal;
@@ -1440,7 +1440,7 @@ static void rg_mblk_search(struct gfs2_rgrpd *rgd, struct gfs2_inode *ip,
if (S_ISDIR(inode->i_mode))
extlen = 1;
else {
- extlen = max_t(u32, atomic_read(&rs->rs_sizehint), requested);
+ extlen = max_t(u32, atomic_read(&rs->rs_sizehint), ap->target);
extlen = clamp(extlen, RGRP_RSRV_MINBLKS, free_blocks);
}
if ((rgd->rd_free_clone < rgd->rd_reserved) || (free_blocks < extlen))
@@ -1831,12 +1831,12 @@ static bool gfs2_select_rgrp(struct gfs2_rgrpd **pos, const struct gfs2_rgrpd *b
/**
* gfs2_inplace_reserve - Reserve space in the filesystem
* @ip: the inode to reserve space for
- * @requested: the number of blocks to be reserved
+ * @ap: the allocation parameters
*
* Returns: errno
*/
-int gfs2_inplace_reserve(struct gfs2_inode *ip, u32 requested, u32 aflags)
+int gfs2_inplace_reserve(struct gfs2_inode *ip, const struct gfs2_alloc_parms *ap)
{
struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
struct gfs2_rgrpd *begin = NULL;
@@ -1848,7 +1848,7 @@ int gfs2_inplace_reserve(struct gfs2_inode *ip, u32 requested, u32 aflags)
if (sdp->sd_args.ar_rgrplvb)
flags |= GL_SKIP;
- if (gfs2_assert_warn(sdp, requested))
+ if (gfs2_assert_warn(sdp, ap->target))
return -EINVAL;
if (gfs2_rs_active(rs)) {
begin = rs->rs_rbm.rgd;
@@ -1857,7 +1857,7 @@ int gfs2_inplace_reserve(struct gfs2_inode *ip, u32 requested, u32 aflags)
} else {
rs->rs_rbm.rgd = begin = gfs2_blk2rgrpd(sdp, ip->i_goal, 1);
}
- if (S_ISDIR(ip->i_inode.i_mode) && (aflags & GFS2_AF_ORLOV))
+ if (S_ISDIR(ip->i_inode.i_mode) && (ap->aflags & GFS2_AF_ORLOV))
skip = gfs2_orlov_skip(ip);
if (rs->rs_rbm.rgd == NULL)
return -EBADSLT;
@@ -1899,14 +1899,14 @@ int gfs2_inplace_reserve(struct gfs2_inode *ip, u32 requested, u32 aflags)
/* Get a reservation if we don't already have one */
if (!gfs2_rs_active(rs))
- rg_mblk_search(rs->rs_rbm.rgd, ip, requested);
+ rg_mblk_search(rs->rs_rbm.rgd, ip, ap);
/* Skip rgrps when we can't get a reservation on first pass */
if (!gfs2_rs_active(rs) && (loops < 1))
goto check_rgrp;
/* If rgrp has enough free space, use it */
- if (rs->rs_rbm.rgd->rd_free_clone >= requested) {
+ if (rs->rs_rbm.rgd->rd_free_clone >= ap->target) {
ip->i_rgd = rs->rs_rbm.rgd;
return 0;
}
diff --git a/fs/gfs2/rgrp.h b/fs/gfs2/rgrp.h
index 57ea16b..3a10d2f 100644
--- a/fs/gfs2/rgrp.h
+++ b/fs/gfs2/rgrp.h
@@ -40,7 +40,7 @@ extern void gfs2_rgrp_go_unlock(struct gfs2_holder *gh);
extern struct gfs2_alloc *gfs2_alloc_get(struct gfs2_inode *ip);
#define GFS2_AF_ORLOV 1
-extern int gfs2_inplace_reserve(struct gfs2_inode *ip, u32 requested, u32 flags);
+extern int gfs2_inplace_reserve(struct gfs2_inode *ip, const struct gfs2_alloc_parms *ap);
extern void gfs2_inplace_release(struct gfs2_inode *ip);
extern int gfs2_alloc_blocks(struct gfs2_inode *ip, u64 *bn, unsigned int *n,
diff --git a/fs/gfs2/xattr.c b/fs/gfs2/xattr.c
index ecd37f3..8c6a6f6 100644
--- a/fs/gfs2/xattr.c
+++ b/fs/gfs2/xattr.c
@@ -723,6 +723,7 @@ static int ea_alloc_skeleton(struct gfs2_inode *ip, struct gfs2_ea_request *er,
unsigned int blks,
ea_skeleton_call_t skeleton_call, void *private)
{
+ struct gfs2_alloc_parms ap = { .target = blks };
struct buffer_head *dibh;
int error;
@@ -734,7 +735,7 @@ static int ea_alloc_skeleton(struct gfs2_inode *ip, struct gfs2_ea_request *er,
if (error)
return error;
- error = gfs2_inplace_reserve(ip, blks, 0);
+ error = gfs2_inplace_reserve(ip, &ap);
if (error)
goto out_gunlock_q;
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