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Subject[PATCH 3/3] fs/ntfs3: extend ni_insert_nonresident to return inserted ATTR_LIST_ENTRY
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Fixes xfstest generic/300
Fixes: 4534a70b7056 ("fs/ntfs3: Add headers and misc files")

Signed-off-by: Konstantin Komarov <almaz.alexandrovich@paragon-software.com>
---
fs/ntfs3/attrib.c | 35 +++++++++++++++++++++--------------
fs/ntfs3/frecord.c | 4 ++--
fs/ntfs3/index.c | 2 +-
fs/ntfs3/ntfs_fs.h | 2 +-
4 files changed, 25 insertions(+), 18 deletions(-)

diff --git a/fs/ntfs3/attrib.c b/fs/ntfs3/attrib.c
index 3bd51cf4d8bd..65a5f651a4a2 100644
--- a/fs/ntfs3/attrib.c
+++ b/fs/ntfs3/attrib.c
@@ -320,7 +320,7 @@ int attr_make_nonresident(struct ntfs_inode *ni, struct ATTRIB *attr,

err = ni_insert_nonresident(ni, attr_s->type, attr_name(attr_s),
attr_s->name_len, run, 0, alen,
- attr_s->flags, &attr, NULL);
+ attr_s->flags, &attr, NULL, NULL);
if (err)
goto out3;

@@ -637,7 +637,7 @@ int attr_set_size(struct ntfs_inode *ni, enum ATTR_TYPE type,
/* Insert new attribute segment. */
err = ni_insert_nonresident(ni, type, name, name_len, run,
next_svcn, vcn - next_svcn,
- attr_b->flags, &attr, &mi);
+ attr_b->flags, &attr, &mi, NULL);
if (err)
goto out;

@@ -855,7 +855,7 @@ int attr_data_get_block(struct ntfs_inode *ni, CLST vcn, CLST clen, CLST *lcn,
goto out;
}

- asize = le64_to_cpu(attr_b->nres.alloc_size) >> sbi->cluster_bits;
+ asize = le64_to_cpu(attr_b->nres.alloc_size) >> cluster_bits;
if (vcn >= asize) {
err = -EINVAL;
goto out;
@@ -1047,7 +1047,7 @@ int attr_data_get_block(struct ntfs_inode *ni, CLST vcn, CLST clen, CLST *lcn,
if (evcn1 > next_svcn) {
err = ni_insert_nonresident(ni, ATTR_DATA, NULL, 0, run,
next_svcn, evcn1 - next_svcn,
- attr_b->flags, &attr, &mi);
+ attr_b->flags, &attr, &mi, NULL);
if (err)
goto out;
}
@@ -1647,7 +1647,7 @@ int attr_allocate_frame(struct ntfs_inode *ni, CLST frame, size_t compr_size,
if (evcn1 > next_svcn) {
err = ni_insert_nonresident(ni, ATTR_DATA, NULL, 0, run,
next_svcn, evcn1 - next_svcn,
- attr_b->flags, &attr, &mi);
+ attr_b->flags, &attr, &mi, NULL);
if (err)
goto out;
}
@@ -1812,18 +1812,12 @@ int attr_collapse_range(struct ntfs_inode *ni, u64 vbo, u64 bytes)
err = ni_insert_nonresident(
ni, ATTR_DATA, NULL, 0, run, next_svcn,
evcn1 - eat - next_svcn, a_flags, &attr,
- &mi);
+ &mi, &le);
if (err)
goto out;

/* Layout of records maybe changed. */
attr_b = NULL;
- le = al_find_ex(ni, NULL, ATTR_DATA, NULL, 0,
- &next_svcn);
- if (!le) {
- err = -EINVAL;
- goto out;
- }
}

/* Free all allocated memory. */
@@ -1936,9 +1930,10 @@ int attr_punch_hole(struct ntfs_inode *ni, u64 vbo, u64 bytes, u32 *frame_size)
struct ATTRIB *attr = NULL, *attr_b;
struct ATTR_LIST_ENTRY *le, *le_b;
struct mft_inode *mi, *mi_b;
- CLST svcn, evcn1, vcn, len, end, alen, dealloc;
+ CLST svcn, evcn1, vcn, len, end, alen, dealloc, next_svcn;
u64 total_size, alloc_size;
u32 mask;
+ __le16 a_flags;

if (!bytes)
return 0;
@@ -2001,6 +1996,7 @@ int attr_punch_hole(struct ntfs_inode *ni, u64 vbo, u64 bytes, u32 *frame_size)

svcn = le64_to_cpu(attr_b->nres.svcn);
evcn1 = le64_to_cpu(attr_b->nres.evcn) + 1;
+ a_flags = attr_b->flags;

if (svcn <= vcn && vcn < evcn1) {
attr = attr_b;
@@ -2048,6 +2044,17 @@ int attr_punch_hole(struct ntfs_inode *ni, u64 vbo, u64 bytes, u32 *frame_size)
err = mi_pack_runs(mi, attr, run, evcn1 - svcn);
if (err)
goto out;
+ next_svcn = le64_to_cpu(attr->nres.evcn) + 1;
+ if (next_svcn < evcn1) {
+ err = ni_insert_nonresident(ni, ATTR_DATA, NULL,
+ 0, run, next_svcn,
+ evcn1 - next_svcn,
+ a_flags, &attr, &mi,
+ &le);
+ if (err)
+ goto out;
+ /* Layout of records maybe changed. */
+ }
}
/* Free all allocated memory. */
run_truncate(run, 0);
@@ -2248,7 +2255,7 @@ int attr_insert_range(struct ntfs_inode *ni, u64 vbo, u64 bytes)
if (next_svcn < evcn1 + len) {
err = ni_insert_nonresident(ni, ATTR_DATA, NULL, 0, run,
next_svcn, evcn1 + len - next_svcn,
- a_flags, NULL, NULL);
+ a_flags, NULL, NULL, NULL);
if (err)
goto out;
}
diff --git a/fs/ntfs3/frecord.c b/fs/ntfs3/frecord.c
index 3576268ee0a1..64041152fd98 100644
--- a/fs/ntfs3/frecord.c
+++ b/fs/ntfs3/frecord.c
@@ -1406,7 +1406,7 @@ int ni_insert_nonresident(struct ntfs_inode *ni, enum ATTR_TYPE type,
const __le16 *name, u8 name_len,
const struct runs_tree *run, CLST svcn, CLST len,
__le16 flags, struct ATTRIB **new_attr,
- struct mft_inode **mi)
+ struct mft_inode **mi, struct ATTR_LIST_ENTRY **le)
{
int err;
CLST plen;
@@ -1439,7 +1439,7 @@ int ni_insert_nonresident(struct ntfs_inode *ni, enum ATTR_TYPE type,
}

err = ni_insert_attr(ni, type, name, name_len, asize, name_off, svcn,
- &attr, mi, NULL);
+ &attr, mi, le);

if (err)
goto out;
diff --git a/fs/ntfs3/index.c b/fs/ntfs3/index.c
index 8468cca5d54d..803dc49269e4 100644
--- a/fs/ntfs3/index.c
+++ b/fs/ntfs3/index.c
@@ -1347,7 +1347,7 @@ static int indx_create_allocate(struct ntfs_index *indx, struct ntfs_inode *ni,
goto out;

err = ni_insert_nonresident(ni, ATTR_ALLOC, in->name, in->name_len,
- &run, 0, len, 0, &alloc, NULL);
+ &run, 0, len, 0, &alloc, NULL, NULL);
if (err)
goto out1;

diff --git a/fs/ntfs3/ntfs_fs.h b/fs/ntfs3/ntfs_fs.h
index 6e758ebdc011..1c504ef7dbe4 100644
--- a/fs/ntfs3/ntfs_fs.h
+++ b/fs/ntfs3/ntfs_fs.h
@@ -530,7 +530,7 @@ int ni_insert_nonresident(struct ntfs_inode *ni, enum ATTR_TYPE type,
const __le16 *name, u8 name_len,
const struct runs_tree *run, CLST svcn, CLST len,
__le16 flags, struct ATTRIB **new_attr,
- struct mft_inode **mi);
+ struct mft_inode **mi, struct ATTR_LIST_ENTRY **le);
int ni_insert_resident(struct ntfs_inode *ni, u32 data_size,
enum ATTR_TYPE type, const __le16 *name, u8 name_len,
struct ATTRIB **new_attr, struct mft_inode **mi,
--
2.36.1

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