diff options
Diffstat (limited to 'fs/erofs/fscache.c')
| -rw-r--r-- | fs/erofs/fscache.c | 40 |
1 files changed, 13 insertions, 27 deletions
diff --git a/fs/erofs/fscache.c b/fs/erofs/fscache.c index ce3d8737df85..685c68774379 100644 --- a/fs/erofs/fscache.c +++ b/fs/erofs/fscache.c @@ -3,7 +3,6 @@ * Copyright (C) 2022, Alibaba Cloud * Copyright (C) 2022, Bytedance Inc. All rights reserved. */ -#include <linux/pseudo_fs.h> #include <linux/fscache.h> #include "internal.h" @@ -13,18 +12,6 @@ static LIST_HEAD(erofs_domain_list); static LIST_HEAD(erofs_domain_cookies_list); static struct vfsmount *erofs_pseudo_mnt; -static int erofs_anon_init_fs_context(struct fs_context *fc) -{ - return init_pseudo(fc, EROFS_SUPER_MAGIC) ? 0 : -ENOMEM; -} - -static struct file_system_type erofs_anon_fs_type = { - .owner = THIS_MODULE, - .name = "pseudo_erofs", - .init_fs_context = erofs_anon_init_fs_context, - .kill_sb = kill_anon_super, -}; - struct erofs_fscache_io { struct netfs_cache_resources cres; struct iov_iter iter; @@ -83,7 +70,7 @@ static void erofs_fscache_req_put(struct erofs_fscache_rq *req) static struct erofs_fscache_rq *erofs_fscache_req_alloc(struct address_space *mapping, loff_t start, size_t len) { - struct erofs_fscache_rq *req = kzalloc(sizeof(*req), GFP_KERNEL); + struct erofs_fscache_rq *req = kzalloc_obj(*req); if (!req) return NULL; @@ -102,8 +89,7 @@ static void erofs_fscache_req_io_put(struct erofs_fscache_io *io) erofs_fscache_req_put(req); } -static void erofs_fscache_req_end_io(void *priv, - ssize_t transferred_or_error, bool was_async) +static void erofs_fscache_req_end_io(void *priv, ssize_t transferred_or_error) { struct erofs_fscache_io *io = priv; struct erofs_fscache_rq *req = io->private; @@ -115,7 +101,7 @@ static void erofs_fscache_req_end_io(void *priv, static struct erofs_fscache_io *erofs_fscache_req_io_alloc(struct erofs_fscache_rq *req) { - struct erofs_fscache_io *io = kzalloc(sizeof(*io), GFP_KERNEL); + struct erofs_fscache_io *io = kzalloc_obj(*io); if (!io) return NULL; @@ -180,14 +166,13 @@ struct erofs_fscache_bio { struct bio_vec bvecs[BIO_MAX_VECS]; }; -static void erofs_fscache_bio_endio(void *priv, - ssize_t transferred_or_error, bool was_async) +static void erofs_fscache_bio_endio(void *priv, ssize_t transferred_or_error) { struct erofs_fscache_bio *io = priv; if (IS_ERR_VALUE(transferred_or_error)) io->bio.bi_status = errno_to_blk_status(transferred_or_error); - io->bio.bi_end_io(&io->bio); + bio_endio(&io->bio); BUILD_BUG_ON(offsetof(struct erofs_fscache_bio, io) != 0); erofs_fscache_io_put(&io->io); } @@ -196,7 +181,7 @@ struct bio *erofs_fscache_bio_alloc(struct erofs_map_dev *mdev) { struct erofs_fscache_bio *io; - io = kmalloc(sizeof(*io), GFP_KERNEL | __GFP_NOFAIL); + io = kmalloc_obj(*io, GFP_KERNEL | __GFP_NOFAIL); bio_init(&io->bio, NULL, io->bvecs, BIO_MAX_VECS, REQ_OP_READ); io->io.private = mdev->m_dif->fscache->cookie; io->io.end_io = erofs_fscache_bio_endio; @@ -218,7 +203,7 @@ void erofs_fscache_submit_bio(struct bio *bio) if (!ret) return; bio->bi_status = errno_to_blk_status(ret); - bio->bi_end_io(bio); + bio_endio(bio); } static int erofs_fscache_meta_read_folio(struct file *data, struct folio *folio) @@ -276,7 +261,8 @@ static int erofs_fscache_data_read_slice(struct erofs_fscache_rq *req) size_t size = map.m_llen; void *src; - src = erofs_read_metabuf(&buf, sb, map.m_pa, EROFS_KMAP); + src = erofs_read_metabuf(&buf, sb, map.m_pa, + erofs_inode_in_metabox(inode)); if (IS_ERR(src)) return PTR_ERR(src); @@ -393,7 +379,7 @@ static void erofs_fscache_domain_put(struct erofs_domain *domain) } fscache_relinquish_volume(domain->volume, NULL, false); mutex_unlock(&erofs_domain_list_lock); - kfree(domain->domain_id); + kfree_sensitive(domain->domain_id); kfree(domain); return; } @@ -431,7 +417,7 @@ static int erofs_fscache_init_domain(struct super_block *sb) struct erofs_domain *domain; struct erofs_sb_info *sbi = EROFS_SB(sb); - domain = kzalloc(sizeof(struct erofs_domain), GFP_KERNEL); + domain = kzalloc_obj(struct erofs_domain); if (!domain) return -ENOMEM; @@ -460,7 +446,7 @@ static int erofs_fscache_init_domain(struct super_block *sb) sbi->domain = domain; return 0; out: - kfree(domain->domain_id); + kfree_sensitive(domain->domain_id); kfree(domain); return err; } @@ -496,7 +482,7 @@ static struct erofs_fscache *erofs_fscache_acquire_cookie(struct super_block *sb struct inode *inode; int ret; - ctx = kzalloc(sizeof(*ctx), GFP_KERNEL); + ctx = kzalloc_obj(*ctx); if (!ctx) return ERR_PTR(-ENOMEM); INIT_LIST_HEAD(&ctx->node); |