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libfsdriver: preinitialize stat.st_ino

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The stat.st_ino field must always be filled with the inode number
given as part of the fdr_stat request anyway, so libfsdriver can
simply fill in the number and allow the file system not to bother.

Change-Id: Ia7a849d0b23dfc83010df0d48fa26e4225427694
This commit is contained in:
David van Moolenbroek 2015-06-21 17:50:22 +00:00
parent 07cbc27cb0
commit 22840dea11
7 changed files with 1 additions and 8 deletions
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1
lib/libpuffs/stadir.c
View file

@ -45,7 +45,6 @@ int fs_stat(ino_t ino_nr, struct stat *statbuf)
/* true iff special */ /* true iff special */
s = (mo == I_CHAR_SPECIAL || mo == I_BLOCK_SPECIAL); s = (mo == I_CHAR_SPECIAL || mo == I_BLOCK_SPECIAL);
statbuf->st_ino = va.va_fileid;
statbuf->st_mode = va.va_mode; statbuf->st_mode = va.va_mode;
statbuf->st_nlink = va.va_nlink; statbuf->st_nlink = va.va_nlink;
statbuf->st_uid = va.va_uid; statbuf->st_uid = va.va_uid;

2
minix/fs/ext2/stadir.c
View file

@ -31,8 +31,6 @@ int fs_stat(ino_t ino_nr, struct stat *statbuf)
/* true iff special */ /* true iff special */
s = (mo == I_CHAR_SPECIAL || mo == I_BLOCK_SPECIAL); s = (mo == I_CHAR_SPECIAL || mo == I_BLOCK_SPECIAL);
statbuf->st_dev = rip->i_dev;
statbuf->st_ino = rip->i_num;
statbuf->st_mode = rip->i_mode; statbuf->st_mode = rip->i_mode;
statbuf->st_nlink = rip->i_links_count; statbuf->st_nlink = rip->i_links_count;
statbuf->st_uid = rip->i_uid; statbuf->st_uid = rip->i_uid;

2
minix/fs/mfs/stadir.c
View file

@ -59,8 +59,6 @@ int fs_stat(ino_t ino_nr, struct stat *statbuf)
/* true iff special */ /* true iff special */
s = (mo == I_CHAR_SPECIAL || mo == I_BLOCK_SPECIAL); s = (mo == I_CHAR_SPECIAL || mo == I_BLOCK_SPECIAL);
statbuf->st_dev = rip->i_dev;
statbuf->st_ino = (ino_t) rip->i_num;
statbuf->st_mode = (mode_t) rip->i_mode; statbuf->st_mode = (mode_t) rip->i_mode;
statbuf->st_nlink = (nlink_t) rip->i_nlinks; statbuf->st_nlink = (nlink_t) rip->i_nlinks;
statbuf->st_uid = rip->i_uid; statbuf->st_uid = rip->i_uid;

1
minix/fs/pfs/pfs.c
View file

@ -338,7 +338,6 @@ pfs_stat(ino_t ino_nr, struct stat * statbuf)
/* Fill the stat buffer. */ /* Fill the stat buffer. */
statbuf->st_dev = rip->i_rdev; /* workaround for old socketpair bug */ statbuf->st_dev = rip->i_rdev; /* workaround for old socketpair bug */
statbuf->st_ino = rip->i_num;
statbuf->st_mode = rip->i_mode; statbuf->st_mode = rip->i_mode;
statbuf->st_nlink = 0; statbuf->st_nlink = 0;
statbuf->st_uid = rip->i_uid; statbuf->st_uid = rip->i_uid;

1
minix/lib/libfsdriver/call.c
View file

@ -726,6 +726,7 @@ fsdriver_stat(const struct fsdriver * __restrict fdp,
memset(&buf, 0, sizeof(buf)); memset(&buf, 0, sizeof(buf));
buf.st_dev = fsdriver_device; buf.st_dev = fsdriver_device;
buf.st_ino = ino_nr;
if ((r = fdp->fdr_stat(ino_nr, &buf)) == OK) if ((r = fdp->fdr_stat(ino_nr, &buf)) == OK)
r = sys_safecopyto(m_in->m_source, grant, 0, (vir_bytes)&buf, r = sys_safecopyto(m_in->m_source, grant, 0, (vir_bytes)&buf,

1
minix/lib/libsffs/stat.c
View file

@ -56,7 +56,6 @@ int do_stat(ino_t ino_nr, struct stat *stat)
if ((r = verify_inode(ino, path, &attr)) != OK) if ((r = verify_inode(ino, path, &attr)) != OK)
return r; return r;
stat->st_ino = ino_nr;
stat->st_mode = get_mode(ino, attr.a_mode); stat->st_mode = get_mode(ino, attr.a_mode);
stat->st_uid = sffs_params->p_uid; stat->st_uid = sffs_params->p_uid;
stat->st_gid = sffs_params->p_gid; stat->st_gid = sffs_params->p_gid;

1
minix/lib/libvtreefs/stadir.c
View file

@ -17,7 +17,6 @@ fs_stat(ino_t ino_nr, struct stat * buf)
return EINVAL; return EINVAL;
/* Fill in the basic info. */ /* Fill in the basic info. */
buf->st_ino = get_inode_number(node);
buf->st_mode = node->i_stat.mode; buf->st_mode = node->i_stat.mode;
buf->st_nlink = !is_inode_deleted(node); buf->st_nlink = !is_inode_deleted(node);
buf->st_uid = node->i_stat.uid; buf->st_uid = node->i_stat.uid;