diff options
author | Stephen Rothwell <sfr@canb.auug.org.au> | 2010-12-09 11:34:48 +1100 |
---|---|---|
committer | Stephen Rothwell <sfr@canb.auug.org.au> | 2010-12-09 11:34:48 +1100 |
commit | 2a9038ec7d2f497207414296edd4c448f30c7564 (patch) | |
tree | cf98d8329c9c4e273a72a43ec3958866ee61c2fa /fs | |
parent | be5d6de518bb6a1d79ba9b5bb778a8c64d522848 (diff) | |
parent | 66a595a5c4a0f7a4ea78fbeddfe4002c036b96f1 (diff) |
Merge remote branch 'ecryptfs/next'
Diffstat (limited to 'fs')
-rw-r--r-- | fs/ecryptfs/crypto.c | 30 | ||||
-rw-r--r-- | fs/ecryptfs/ecryptfs_kernel.h | 5 | ||||
-rw-r--r-- | fs/ecryptfs/file.c | 28 | ||||
-rw-r--r-- | fs/ecryptfs/inode.c | 32 | ||||
-rw-r--r-- | fs/ecryptfs/keystore.c | 26 | ||||
-rw-r--r-- | fs/ecryptfs/kthread.c | 19 | ||||
-rw-r--r-- | fs/ecryptfs/main.c | 12 | ||||
-rw-r--r-- | fs/ecryptfs/mmap.c | 35 |
8 files changed, 99 insertions, 88 deletions
diff --git a/fs/ecryptfs/crypto.c b/fs/ecryptfs/crypto.c index cbadc1bee6e7..bfd8b680e648 100644 --- a/fs/ecryptfs/crypto.c +++ b/fs/ecryptfs/crypto.c @@ -348,7 +348,7 @@ static int encrypt_scatterlist(struct ecryptfs_crypt_stat *crypt_stat, BUG_ON(!crypt_stat || !crypt_stat->tfm || !(crypt_stat->flags & ECRYPTFS_STRUCT_INITIALIZED)); if (unlikely(ecryptfs_verbosity > 0)) { - ecryptfs_printk(KERN_DEBUG, "Key size [%d]; key:\n", + ecryptfs_printk(KERN_DEBUG, "Key size [%zd]; key:\n", crypt_stat->key_size); ecryptfs_dump_hex(crypt_stat->key, crypt_stat->key_size); @@ -413,10 +413,9 @@ static int ecryptfs_encrypt_extent(struct page *enc_extent_page, rc = ecryptfs_derive_iv(extent_iv, crypt_stat, (extent_base + extent_offset)); if (rc) { - ecryptfs_printk(KERN_ERR, "Error attempting to " - "derive IV for extent [0x%.16x]; " - "rc = [%d]\n", (extent_base + extent_offset), - rc); + ecryptfs_printk(KERN_ERR, "Error attempting to derive IV for " + "extent [0x%.16llx]; rc = [%d]\n", + (unsigned long long)(extent_base + extent_offset), rc); goto out; } if (unlikely(ecryptfs_verbosity > 0)) { @@ -443,9 +442,9 @@ static int ecryptfs_encrypt_extent(struct page *enc_extent_page, } rc = 0; if (unlikely(ecryptfs_verbosity > 0)) { - ecryptfs_printk(KERN_DEBUG, "Encrypt extent [0x%.16x]; " - "rc = [%d]\n", (extent_base + extent_offset), - rc); + ecryptfs_printk(KERN_DEBUG, "Encrypt extent [0x%.16llx]; " + "rc = [%d]\n", + (unsigned long long)(extent_base + extent_offset), rc); ecryptfs_printk(KERN_DEBUG, "First 8 bytes after " "encryption:\n"); ecryptfs_dump_hex((char *)(page_address(enc_extent_page)), 8); @@ -540,10 +539,9 @@ static int ecryptfs_decrypt_extent(struct page *page, rc = ecryptfs_derive_iv(extent_iv, crypt_stat, (extent_base + extent_offset)); if (rc) { - ecryptfs_printk(KERN_ERR, "Error attempting to " - "derive IV for extent [0x%.16x]; " - "rc = [%d]\n", (extent_base + extent_offset), - rc); + ecryptfs_printk(KERN_ERR, "Error attempting to derive IV for " + "extent [0x%.16llx]; rc = [%d]\n", + (unsigned long long)(extent_base + extent_offset), rc); goto out; } if (unlikely(ecryptfs_verbosity > 0)) { @@ -571,9 +569,9 @@ static int ecryptfs_decrypt_extent(struct page *page, } rc = 0; if (unlikely(ecryptfs_verbosity > 0)) { - ecryptfs_printk(KERN_DEBUG, "Decrypt extent [0x%.16x]; " - "rc = [%d]\n", (extent_base + extent_offset), - rc); + ecryptfs_printk(KERN_DEBUG, "Decrypt extent [0x%.16llx]; " + "rc = [%d]\n", + (unsigned long long)(extent_base + extent_offset), rc); ecryptfs_printk(KERN_DEBUG, "First 8 bytes after " "decryption:\n"); ecryptfs_dump_hex((char *)(page_address(page) @@ -780,7 +778,7 @@ int ecryptfs_init_crypt_ctx(struct ecryptfs_crypt_stat *crypt_stat) } ecryptfs_printk(KERN_DEBUG, "Initializing cipher [%s]; strlen = [%d]; " - "key_size_bits = [%d]\n", + "key_size_bits = [%zd]\n", crypt_stat->cipher, (int)strlen(crypt_stat->cipher), crypt_stat->key_size << 3); if (crypt_stat->tfm) { diff --git a/fs/ecryptfs/ecryptfs_kernel.h b/fs/ecryptfs/ecryptfs_kernel.h index 413a3c48f0bb..7d6faccbd6db 100644 --- a/fs/ecryptfs/ecryptfs_kernel.h +++ b/fs/ecryptfs/ecryptfs_kernel.h @@ -192,7 +192,6 @@ ecryptfs_get_key_payload_data(struct key *key) (((struct user_key_payload*)key->payload.data)->data); } -#define ECRYPTFS_SUPER_MAGIC 0xf15f #define ECRYPTFS_MAX_KEYSET_SIZE 1024 #define ECRYPTFS_MAX_CIPHER_NAME_SIZE 32 #define ECRYPTFS_MAX_NUM_ENC_KEYS 64 @@ -584,6 +583,7 @@ ecryptfs_set_dentry_lower_mnt(struct dentry *dentry, struct vfsmount *lower_mnt) #define ecryptfs_printk(type, fmt, arg...) \ __ecryptfs_printk(type "%s: " fmt, __func__, ## arg); +__attribute__ ((format(printf, 1, 2))) void __ecryptfs_printk(const char *fmt, ...); extern const struct file_operations ecryptfs_main_fops; @@ -760,8 +760,7 @@ int ecryptfs_init_kthread(void); void ecryptfs_destroy_kthread(void); int ecryptfs_privileged_open(struct file **lower_file, struct dentry *lower_dentry, - struct vfsmount *lower_mnt, - const struct cred *cred); + struct vfsmount *lower_mnt); int ecryptfs_init_persistent_file(struct dentry *ecryptfs_dentry); int ecryptfs_write_tag_70_packet(char *dest, size_t *remaining_bytes, diff --git a/fs/ecryptfs/file.c b/fs/ecryptfs/file.c index 91da02987bff..81e10e6a9443 100644 --- a/fs/ecryptfs/file.c +++ b/fs/ecryptfs/file.c @@ -47,7 +47,7 @@ static ssize_t ecryptfs_read_update_atime(struct kiocb *iocb, const struct iovec *iov, unsigned long nr_segs, loff_t pos) { - int rc; + ssize_t rc; struct dentry *lower_dentry; struct vfsmount *lower_vfsmount; struct file *file = iocb->ki_filp; @@ -191,18 +191,16 @@ static int ecryptfs_open(struct inode *inode, struct file *file) | ECRYPTFS_ENCRYPTED); } mutex_unlock(&crypt_stat->cs_mutex); - if (!ecryptfs_inode_to_private(inode)->lower_file) { - rc = ecryptfs_init_persistent_file(ecryptfs_dentry); - if (rc) { - printk(KERN_ERR "%s: Error attempting to initialize " - "the persistent file for the dentry with name " - "[%s]; rc = [%d]\n", __func__, - ecryptfs_dentry->d_name.name, rc); - goto out_free; - } + rc = ecryptfs_init_persistent_file(ecryptfs_dentry); + if (rc) { + printk(KERN_ERR "%s: Error attempting to initialize " + "the persistent file for the dentry with name " + "[%s]; rc = [%d]\n", __func__, + ecryptfs_dentry->d_name.name, rc); + goto out_free; } - if ((ecryptfs_inode_to_private(inode)->lower_file->f_flags & O_RDONLY) - && !(file->f_flags & O_RDONLY)) { + if ((ecryptfs_inode_to_private(inode)->lower_file->f_flags & O_ACCMODE) + == O_RDONLY && (file->f_flags & O_ACCMODE) != O_RDONLY) { rc = -EPERM; printk(KERN_WARNING "%s: Lower persistent file is RO; eCryptfs " "file must hence be opened RO\n", __func__); @@ -243,9 +241,9 @@ static int ecryptfs_open(struct inode *inode, struct file *file) } } mutex_unlock(&crypt_stat->cs_mutex); - ecryptfs_printk(KERN_DEBUG, "inode w/ addr = [0x%p], i_ino = [0x%.16x] " - "size: [0x%.16x]\n", inode, inode->i_ino, - i_size_read(inode)); + ecryptfs_printk(KERN_DEBUG, "inode w/ addr = [0x%p], i_ino = " + "[0x%.16lx] size: [0x%.16llx]\n", inode, inode->i_ino, + (unsigned long long)i_size_read(inode)); goto out; out_free: kmem_cache_free(ecryptfs_file_info_cache, diff --git a/fs/ecryptfs/inode.c b/fs/ecryptfs/inode.c index 9d1a22d62765..133f0a4ce719 100644 --- a/fs/ecryptfs/inode.c +++ b/fs/ecryptfs/inode.c @@ -185,15 +185,13 @@ static int ecryptfs_initialize_file(struct dentry *ecryptfs_dentry) "context; rc = [%d]\n", rc); goto out; } - if (!ecryptfs_inode_to_private(ecryptfs_dentry->d_inode)->lower_file) { - rc = ecryptfs_init_persistent_file(ecryptfs_dentry); - if (rc) { - printk(KERN_ERR "%s: Error attempting to initialize " - "the persistent file for the dentry with name " - "[%s]; rc = [%d]\n", __func__, - ecryptfs_dentry->d_name.name, rc); - goto out; - } + rc = ecryptfs_init_persistent_file(ecryptfs_dentry); + if (rc) { + printk(KERN_ERR "%s: Error attempting to initialize " + "the persistent file for the dentry with name " + "[%s]; rc = [%d]\n", __func__, + ecryptfs_dentry->d_name.name, rc); + goto out; } rc = ecryptfs_write_metadata(ecryptfs_dentry); if (rc) { @@ -302,15 +300,13 @@ int ecryptfs_lookup_and_interpose_lower(struct dentry *ecryptfs_dentry, rc = -ENOMEM; goto out; } - if (!ecryptfs_inode_to_private(ecryptfs_dentry->d_inode)->lower_file) { - rc = ecryptfs_init_persistent_file(ecryptfs_dentry); - if (rc) { - printk(KERN_ERR "%s: Error attempting to initialize " - "the persistent file for the dentry with name " - "[%s]; rc = [%d]\n", __func__, - ecryptfs_dentry->d_name.name, rc); - goto out_free_kmem; - } + rc = ecryptfs_init_persistent_file(ecryptfs_dentry); + if (rc) { + printk(KERN_ERR "%s: Error attempting to initialize " + "the persistent file for the dentry with name " + "[%s]; rc = [%d]\n", __func__, + ecryptfs_dentry->d_name.name, rc); + goto out_free_kmem; } crypt_stat = &ecryptfs_inode_to_private( ecryptfs_dentry->d_inode)->crypt_stat; diff --git a/fs/ecryptfs/keystore.c b/fs/ecryptfs/keystore.c index b1f6858a5223..c1436cff6f2d 100644 --- a/fs/ecryptfs/keystore.c +++ b/fs/ecryptfs/keystore.c @@ -59,7 +59,7 @@ static int process_request_key_err(long err_code) break; default: ecryptfs_printk(KERN_WARNING, "Unknown error code: " - "[0x%.16x]\n", err_code); + "[0x%.16lx]\n", err_code); rc = -EINVAL; } return rc; @@ -130,7 +130,7 @@ int ecryptfs_write_packet_length(char *dest, size_t size, } else { rc = -EINVAL; ecryptfs_printk(KERN_WARNING, - "Unsupported packet size: [%d]\n", size); + "Unsupported packet size: [%zd]\n", size); } return rc; } @@ -1672,7 +1672,7 @@ decrypt_passphrase_encrypted_session_key(struct ecryptfs_auth_tok *auth_tok, auth_tok->session_key.decrypted_key_size); crypt_stat->flags |= ECRYPTFS_KEY_VALID; if (unlikely(ecryptfs_verbosity > 0)) { - ecryptfs_printk(KERN_DEBUG, "FEK of size [%d]:\n", + ecryptfs_printk(KERN_DEBUG, "FEK of size [%zd]:\n", crypt_stat->key_size); ecryptfs_dump_hex(crypt_stat->key, crypt_stat->key_size); @@ -1754,7 +1754,7 @@ int ecryptfs_parse_packet_set(struct ecryptfs_crypt_stat *crypt_stat, if (ECRYPTFS_SIG_SIZE != tag_11_contents_size) { ecryptfs_printk(KERN_ERR, "Expected " "signature of size [%d]; " - "read size [%d]\n", + "read size [%zd]\n", ECRYPTFS_SIG_SIZE, tag_11_contents_size); rc = -EIO; @@ -1787,8 +1787,8 @@ int ecryptfs_parse_packet_set(struct ecryptfs_crypt_stat *crypt_stat, goto out_wipe_list; break; default: - ecryptfs_printk(KERN_DEBUG, "No packet at offset " - "[%d] of the file header; hex value of " + ecryptfs_printk(KERN_DEBUG, "No packet at offset [%zd] " + "of the file header; hex value of " "character is [0x%.2x]\n", i, src[i]); next_packet_is_auth_tok_packet = 0; } @@ -1864,8 +1864,8 @@ found_matching_auth_tok: "session key for authentication token with sig " "[%.*s]; rc = [%d]. Removing auth tok " "candidate from the list and searching for " - "the next match.\n", candidate_auth_tok_sig, - ECRYPTFS_SIG_SIZE_HEX, rc); + "the next match.\n", ECRYPTFS_SIG_SIZE_HEX, + candidate_auth_tok_sig, rc); list_for_each_entry_safe(auth_tok_list_item, auth_tok_list_item_tmp, &auth_tok_list, list) { @@ -2168,7 +2168,7 @@ write_tag_3_packet(char *dest, size_t *remaining_bytes, if (encrypted_session_key_valid) { ecryptfs_printk(KERN_DEBUG, "encrypted_session_key_valid != 0; " "using auth_tok->session_key.encrypted_key, " - "where key_rec->enc_key_size = [%d]\n", + "where key_rec->enc_key_size = [%zd]\n", key_rec->enc_key_size); memcpy(key_rec->enc_key, auth_tok->session_key.encrypted_key, @@ -2198,7 +2198,7 @@ write_tag_3_packet(char *dest, size_t *remaining_bytes, if (rc < 1 || rc > 2) { ecryptfs_printk(KERN_ERR, "Error generating scatterlist " "for crypt_stat session key; expected rc = 1; " - "got rc = [%d]. key_rec->enc_key_size = [%d]\n", + "got rc = [%d]. key_rec->enc_key_size = [%zd]\n", rc, key_rec->enc_key_size); rc = -ENOMEM; goto out; @@ -2209,7 +2209,7 @@ write_tag_3_packet(char *dest, size_t *remaining_bytes, ecryptfs_printk(KERN_ERR, "Error generating scatterlist " "for crypt_stat encrypted session key; " "expected rc = 1; got rc = [%d]. " - "key_rec->enc_key_size = [%d]\n", rc, + "key_rec->enc_key_size = [%zd]\n", rc, key_rec->enc_key_size); rc = -ENOMEM; goto out; @@ -2224,7 +2224,7 @@ write_tag_3_packet(char *dest, size_t *remaining_bytes, goto out; } rc = 0; - ecryptfs_printk(KERN_DEBUG, "Encrypting [%d] bytes of the key\n", + ecryptfs_printk(KERN_DEBUG, "Encrypting [%zd] bytes of the key\n", crypt_stat->key_size); rc = crypto_blkcipher_encrypt(&desc, dst_sg, src_sg, (*key_rec).enc_key_size); @@ -2235,7 +2235,7 @@ write_tag_3_packet(char *dest, size_t *remaining_bytes, } ecryptfs_printk(KERN_DEBUG, "This should be the encrypted key:\n"); if (ecryptfs_verbosity > 0) { - ecryptfs_printk(KERN_DEBUG, "EFEK of size [%d]:\n", + ecryptfs_printk(KERN_DEBUG, "EFEK of size [%zd]:\n", key_rec->enc_key_size); ecryptfs_dump_hex(key_rec->enc_key, key_rec->enc_key_size); diff --git a/fs/ecryptfs/kthread.c b/fs/ecryptfs/kthread.c index 0851ab6980f5..c84a57be98ce 100644 --- a/fs/ecryptfs/kthread.c +++ b/fs/ecryptfs/kthread.c @@ -38,6 +38,7 @@ static struct ecryptfs_kthread_ctl { } ecryptfs_kthread_ctl; static struct task_struct *ecryptfs_kthread; +static struct cred *ecryptfs_kthread_cred; /** * ecryptfs_threadfn @@ -74,7 +75,8 @@ static int ecryptfs_threadfn(void *ignored) mntget(req->lower_mnt); (*req->lower_file) = dentry_open( req->lower_dentry, req->lower_mnt, - (O_RDWR | O_LARGEFILE), current_cred()); + (O_RDWR | O_LARGEFILE), + ecryptfs_kthread_cred); req->flags |= ECRYPTFS_REQ_PROCESSED; } wake_up(&req->wait); @@ -99,7 +101,15 @@ int __init ecryptfs_init_kthread(void) rc = PTR_ERR(ecryptfs_kthread); printk(KERN_ERR "%s: Failed to create kernel thread; rc = [%d]" "\n", __func__, rc); + goto out; + } + ecryptfs_kthread_cred = prepare_kernel_cred(ecryptfs_kthread); + if (IS_ERR(ecryptfs_kthread_cred)) { + rc = PTR_ERR(ecryptfs_kthread_cred); + printk(KERN_ERR "%s: Failed to obtain the credential struct; " + "rc = [%d]\n", __func__, rc); } +out: return rc; } @@ -119,6 +129,7 @@ void ecryptfs_destroy_kthread(void) mutex_unlock(&ecryptfs_kthread_ctl.mux); kthread_stop(ecryptfs_kthread); wake_up(&ecryptfs_kthread_ctl.wait); + put_cred(ecryptfs_kthread_cred); } /** @@ -133,8 +144,7 @@ void ecryptfs_destroy_kthread(void) */ int ecryptfs_privileged_open(struct file **lower_file, struct dentry *lower_dentry, - struct vfsmount *lower_mnt, - const struct cred *cred) + struct vfsmount *lower_mnt) { struct ecryptfs_open_req *req; int flags = O_LARGEFILE; @@ -146,7 +156,8 @@ int ecryptfs_privileged_open(struct file **lower_file, dget(lower_dentry); mntget(lower_mnt); flags |= IS_RDONLY(lower_dentry->d_inode) ? O_RDONLY : O_RDWR; - (*lower_file) = dentry_open(lower_dentry, lower_mnt, flags, cred); + (*lower_file) = dentry_open(lower_dentry, lower_mnt, flags, + ecryptfs_kthread_cred); if (!IS_ERR(*lower_file)) goto out; if (flags & O_RDONLY) { diff --git a/fs/ecryptfs/main.c b/fs/ecryptfs/main.c index a9dbd62518e6..70009a7f2c99 100644 --- a/fs/ecryptfs/main.c +++ b/fs/ecryptfs/main.c @@ -36,6 +36,7 @@ #include <linux/parser.h> #include <linux/fs_stack.h> #include <linux/slab.h> +#include <linux/magic.h> #include "ecryptfs_kernel.h" /** @@ -116,7 +117,6 @@ void __ecryptfs_printk(const char *fmt, ...) */ int ecryptfs_init_persistent_file(struct dentry *ecryptfs_dentry) { - const struct cred *cred = current_cred(); struct ecryptfs_inode_info *inode_info = ecryptfs_inode_to_private(ecryptfs_dentry->d_inode); int rc = 0; @@ -129,7 +129,7 @@ int ecryptfs_init_persistent_file(struct dentry *ecryptfs_dentry) lower_dentry = ecryptfs_dentry_to_lower(ecryptfs_dentry); rc = ecryptfs_privileged_open(&inode_info->lower_file, - lower_dentry, lower_mnt, cred); + lower_dentry, lower_mnt); if (rc) { printk(KERN_ERR "Error opening lower persistent file " "for lower_dentry [0x%p] and lower_mnt [0x%p]; " @@ -520,6 +520,7 @@ static int ecryptfs_read_super(struct super_block *sb, const char *dev_name) ecryptfs_set_superblock_lower(sb, path.dentry->d_sb); sb->s_maxbytes = path.dentry->d_sb->s_maxbytes; sb->s_blocksize = path.dentry->d_sb->s_blocksize; + sb->s_magic = ECRYPTFS_SUPER_MAGIC; ecryptfs_set_dentry_lower(sb->s_root, path.dentry); ecryptfs_set_dentry_lower_mnt(sb->s_root, path.mnt); rc = ecryptfs_interpose(path.dentry, sb->s_root, sb, 0); @@ -828,9 +829,10 @@ static int __init ecryptfs_init(void) ecryptfs_printk(KERN_ERR, "The eCryptfs extent size is " "larger than the host's page size, and so " "eCryptfs cannot run on this system. The " - "default eCryptfs extent size is [%d] bytes; " - "the page size is [%d] bytes.\n", - ECRYPTFS_DEFAULT_EXTENT_SIZE, PAGE_CACHE_SIZE); + "default eCryptfs extent size is [%u] bytes; " + "the page size is [%lu] bytes.\n", + ECRYPTFS_DEFAULT_EXTENT_SIZE, + (unsigned long)PAGE_CACHE_SIZE); goto out; } rc = ecryptfs_init_kmem_caches(); diff --git a/fs/ecryptfs/mmap.c b/fs/ecryptfs/mmap.c index b1d82756544b..cc64fca89f8d 100644 --- a/fs/ecryptfs/mmap.c +++ b/fs/ecryptfs/mmap.c @@ -65,7 +65,7 @@ static int ecryptfs_writepage(struct page *page, struct writeback_control *wbc) rc = ecryptfs_encrypt_page(page); if (rc) { ecryptfs_printk(KERN_WARNING, "Error encrypting " - "page (upper index [0x%.16x])\n", page->index); + "page (upper index [0x%.16lx])\n", page->index); ClearPageUptodate(page); goto out; } @@ -237,7 +237,7 @@ out: ClearPageUptodate(page); else SetPageUptodate(page); - ecryptfs_printk(KERN_DEBUG, "Unlocking page with index = [0x%.16x]\n", + ecryptfs_printk(KERN_DEBUG, "Unlocking page with index = [0x%.16lx]\n", page->index); unlock_page(page); return rc; @@ -290,6 +290,7 @@ static int ecryptfs_write_begin(struct file *file, return -ENOMEM; *pagep = page; + prev_page_end_size = ((loff_t)index << PAGE_CACHE_SHIFT); if (!PageUptodate(page)) { struct ecryptfs_crypt_stat *crypt_stat = &ecryptfs_inode_to_private(mapping->host)->crypt_stat; @@ -335,18 +336,23 @@ static int ecryptfs_write_begin(struct file *file, SetPageUptodate(page); } } else { - rc = ecryptfs_decrypt_page(page); - if (rc) { - printk(KERN_ERR "%s: Error decrypting page " - "at index [%ld]; rc = [%d]\n", - __func__, page->index, rc); - ClearPageUptodate(page); - goto out; + if (prev_page_end_size + >= i_size_read(page->mapping->host)) { + zero_user(page, 0, PAGE_CACHE_SIZE); + } else { + rc = ecryptfs_decrypt_page(page); + if (rc) { + printk(KERN_ERR "%s: Error decrypting " + "page at index [%ld]; " + "rc = [%d]\n", + __func__, page->index, rc); + ClearPageUptodate(page); + goto out; + } } SetPageUptodate(page); } } - prev_page_end_size = ((loff_t)index << PAGE_CACHE_SHIFT); /* If creating a page or more of holes, zero them out via truncate. * Note, this will increase i_size. */ if (index != 0) { @@ -488,7 +494,7 @@ static int ecryptfs_write_end(struct file *file, } else ecryptfs_printk(KERN_DEBUG, "Not a new file\n"); ecryptfs_printk(KERN_DEBUG, "Calling fill_zeros_to_end_of_page" - "(page w/ index = [0x%.16x], to = [%d])\n", index, to); + "(page w/ index = [0x%.16lx], to = [%d])\n", index, to); if (!(crypt_stat->flags & ECRYPTFS_ENCRYPTED)) { rc = ecryptfs_write_lower_page_segment(ecryptfs_inode, page, 0, to); @@ -503,19 +509,20 @@ static int ecryptfs_write_end(struct file *file, rc = fill_zeros_to_end_of_page(page, to); if (rc) { ecryptfs_printk(KERN_WARNING, "Error attempting to fill " - "zeros in page with index = [0x%.16x]\n", index); + "zeros in page with index = [0x%.16lx]\n", index); goto out; } rc = ecryptfs_encrypt_page(page); if (rc) { ecryptfs_printk(KERN_WARNING, "Error encrypting page (upper " - "index [0x%.16x])\n", index); + "index [0x%.16lx])\n", index); goto out; } if (pos + copied > i_size_read(ecryptfs_inode)) { i_size_write(ecryptfs_inode, pos + copied); ecryptfs_printk(KERN_DEBUG, "Expanded file size to " - "[0x%.16x]\n", i_size_read(ecryptfs_inode)); + "[0x%.16llx]\n", + (unsigned long long)i_size_read(ecryptfs_inode)); } rc = ecryptfs_write_inode_size_to_metadata(ecryptfs_inode); if (rc) |