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Message types for VFS utime

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Change-Id: If7e5faa13a824528fd8ca02bd6982e04d48032e9
This commit is contained in:
Lionel Sambuc 2014-04-29 20:08:54 +02:00
parent 135346dfc3
commit cadcb6d061
6 changed files with 52 additions and 40 deletions
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13
include/minix/ipc.h
View file

@ -291,6 +291,18 @@ typedef struct {
} mess_vfs_fs_rename; } mess_vfs_fs_rename;
_ASSERT_MSG_SIZE(mess_vfs_fs_rename); _ASSERT_MSG_SIZE(mess_vfs_fs_rename);
typedef struct {
ino_t inode;
time_t actime;
time_t modtime;
uint32_t acnsec;
uint32_t modnsec;
uint8_t data[24];
} mess_vfs_fs_utime;
_ASSERT_MSG_SIZE(mess_vfs_fs_utime);
typedef struct { typedef struct {
time_t atime; time_t atime;
time_t mtime; time_t mtime;
@ -372,6 +384,7 @@ typedef struct {
mess_vfs_fs_readsuper m_vfs_fs_readsuper; mess_vfs_fs_readsuper m_vfs_fs_readsuper;
mess_fs_vfs_readsuper m_fs_vfs_readsuper; mess_fs_vfs_readsuper m_fs_vfs_readsuper;
mess_vfs_fs_rename m_vfs_fs_rename; mess_vfs_fs_rename m_vfs_fs_rename;
mess_vfs_fs_utime m_vfs_fs_utime;
mess_vfs_utimens m_vfs_utimens; mess_vfs_utimens m_vfs_utimens;
mess_vm_vfs_mmap m_vm_vfs_mmap; mess_vm_vfs_mmap m_vm_vfs_mmap;
mess_vmmcp m_vmmcp; mess_vmmcp m_vmmcp;

10
lib/libpuffs/time.c
View file

@ -26,14 +26,14 @@ int fs_utime(void)
if (global_pu->pu_ops.puffs_node_setattr == NULL) if (global_pu->pu_ops.puffs_node_setattr == NULL)
return(EINVAL); return(EINVAL);
if( (pn = puffs_pn_nodewalk(global_pu, 0, &fs_m_in.REQ_INODE_NR)) == NULL) if( (pn = puffs_pn_nodewalk(global_pu, 0, &fs_m_in.m_vfs_fs_utime.inode)) == NULL)
return(EINVAL); return(EINVAL);
puffs_vattr_null(&va); puffs_vattr_null(&va);
va.va_atime.tv_sec = fs_m_in.REQ_ACTIME; va.va_atime.tv_sec = fs_m_in.m_vfs_fs_utime.actime;
va.va_atime.tv_nsec = fs_m_in.REQ_ACNSEC; va.va_atime.tv_nsec = fs_m_in.m_vfs_fs_utime.acnsec;
va.va_mtime.tv_sec = fs_m_in.REQ_MODTIME; va.va_mtime.tv_sec = fs_m_in.m_vfs_fs_utime.modtime;
va.va_mtime.tv_nsec = fs_m_in.REQ_MODNSEC; va.va_mtime.tv_nsec = fs_m_in.m_vfs_fs_utime.modnsec;
va.va_ctime = clock_timespec(); va.va_ctime = clock_timespec();
if (global_pu->pu_ops.puffs_node_setattr(global_pu, pn, &va, pcr) != 0) if (global_pu->pu_ops.puffs_node_setattr(global_pu, pn, &va, pcr) != 0)

22
lib/libsffs/stat.c
View file

@ -147,7 +147,7 @@ int do_utime(void)
if (state.s_read_only) if (state.s_read_only)
return EROFS; return EROFS;
if ((ino = find_inode(m_in.REQ_INODE_NR)) == NULL) if ((ino = find_inode(m_in.m_vfs_fs_utime.inode)) == NULL)
return EINVAL; return EINVAL;
if ((r = verify_inode(ino, path, NULL)) != OK) if ((r = verify_inode(ino, path, NULL)) != OK)
@ -155,35 +155,35 @@ int do_utime(void)
attr.a_mask = 0; attr.a_mask = 0;
switch(m_in.REQ_ACNSEC) { switch(m_in.m_vfs_fs_utime.acnsec) {
case UTIME_OMIT: /* do not touch */ case UTIME_OMIT: /* do not touch */
break; break;
case UTIME_NOW: case UTIME_NOW:
/* XXX VFS should have time() into ACTIME, for compat; we trust it! */ /* XXX VFS should have time() into ACTIME, for compat; we trust it! */
m_in.REQ_ACNSEC = 0; m_in.m_vfs_fs_utime.acnsec = 0;
/*FALLTHROUGH*/ /*FALLTHROUGH*/
default: default:
/* cases m_in.REQ_ACNSEC < 0 || m_in.REQ_ACNSEC >= 1E9 /* cases m_in.m_vfs_fs_utime.acnsec < 0 || m_in.m_vfs_fs_utime.acnsec >= 1E9
* are caught by VFS to cooperate with old instances of EXT2 * are caught by VFS to cooperate with old instances of EXT2
*/ */
attr.a_atime.tv_sec = m_in.REQ_ACTIME; attr.a_atime.tv_sec = m_in.m_vfs_fs_utime.actime;
attr.a_atime.tv_nsec = m_in.REQ_ACNSEC; attr.a_atime.tv_nsec = m_in.m_vfs_fs_utime.acnsec;
attr.a_mask |= SFFS_ATTR_ATIME; attr.a_mask |= SFFS_ATTR_ATIME;
break; break;
} }
switch(m_in.REQ_MODNSEC) { switch(m_in.m_vfs_fs_utime.modnsec) {
case UTIME_OMIT: /* do not touch */ case UTIME_OMIT: /* do not touch */
break; break;
case UTIME_NOW: case UTIME_NOW:
/* XXX VFS should have time() into MODTIME, for compat; we trust it! */ /* XXX VFS should have time() into MODTIME, for compat; we trust it! */
m_in.REQ_MODNSEC = 0; m_in.m_vfs_fs_utime.modnsec = 0;
/*FALLTHROUGH*/ /*FALLTHROUGH*/
default: default:
/* cases m_in.REQ_MODNSEC < 0 || m_in.REQ_MODNSEC >= 1E9 /* cases m_in.m_vfs_fs_utime.modnsec < 0 || m_in.m_vfs_fs_utime.modnsec >= 1E9
* are caught by VFS to cooperate with old instances * are caught by VFS to cooperate with old instances
*/ */
attr.a_mtime.tv_sec = m_in.REQ_MODTIME; attr.a_mtime.tv_sec = m_in.m_vfs_fs_utime.modtime;
attr.a_mtime.tv_nsec = m_in.REQ_MODNSEC; attr.a_mtime.tv_nsec = m_in.m_vfs_fs_utime.modnsec;
attr.a_mask |= SFFS_ATTR_MTIME; attr.a_mask |= SFFS_ATTR_MTIME;
break; break;
} }

18
servers/ext2/time.c
View file

@ -19,7 +19,7 @@ int fs_utime()
register int r; register int r;
/* Temporarily open the file. */ /* Temporarily open the file. */
if( (rip = get_inode(fs_dev, (pino_t) fs_m_in.REQ_INODE_NR)) == NULL) if( (rip = get_inode(fs_dev, fs_m_in.m_vfs_fs_utime.inode)) == NULL)
return(EINVAL); return(EINVAL);
/* /*
@ -31,7 +31,7 @@ int fs_utime()
if(read_only(rip) != OK) r = EROFS; /* not even su can touch if R/O */ if(read_only(rip) != OK) r = EROFS; /* not even su can touch if R/O */
if(r == OK) { if(r == OK) {
rip->i_update = CTIME; /* discard any stale ATIME and MTIME flags */ rip->i_update = CTIME; /* discard any stale ATIME and MTIME flags */
switch(fs_m_in.REQ_ACNSEC) { switch(fs_m_in.m_vfs_fs_utime.acnsec) {
case UTIME_NOW: case UTIME_NOW:
rip->i_update |= ATIME; rip->i_update |= ATIME;
break; break;
@ -39,18 +39,18 @@ int fs_utime()
break; break;
default: default:
/* /*
* cases fs_m_in.REQ_ACNSEC < 0 || fs_m_in.REQ_ACNSEC >= 1E9 * cases fs_m_in.m_vfs_fs_utime.acnsec < 0 || fs_m_in.m_vfs_fs_utime.acnsec >= 1E9
* are caught by VFS to cooperate with old instances of EXT2 * are caught by VFS to cooperate with old instances of EXT2
*/ */
rip->i_atime = fs_m_in.REQ_ACTIME; rip->i_atime = fs_m_in.m_vfs_fs_utime.actime;
/* /*
* Ext2FS does not support better than second resolution, * Ext2FS does not support better than second resolution,
* so we discard REQ_ACNSEC to round down * so we discard ACNSEC to round down
*/ */
break; break;
} }
switch(fs_m_in.REQ_MODNSEC) { switch(fs_m_in.m_vfs_fs_utime.modnsec) {
case UTIME_NOW: case UTIME_NOW:
rip->i_update |= MTIME; rip->i_update |= MTIME;
break; break;
@ -58,13 +58,13 @@ int fs_utime()
break; break;
default: default:
/* /*
* cases fs_m_in.REQ_MODNSEC < 0 || fs_m_in.REQ_MODNSEC >= 1E9 * cases fs_m_in.m_vfs_fs_utime.modnsec < 0 || fs_m_in.m_vfs_fs_utime.modnsec >= 1E9
* are caught by VFS to cooperate with old instances of EXT2 * are caught by VFS to cooperate with old instances of EXT2
*/ */
rip->i_mtime = fs_m_in.REQ_MODTIME; rip->i_mtime = fs_m_in.m_vfs_fs_utime.modtime;
/* /*
* Ext2FS does not support better than second resolution, * Ext2FS does not support better than second resolution,
* so we discard REQ_MODNSEC to round down * so we discard MODNSEC to round down
*/ */
break; break;
} }

18
servers/mfs/time.c
View file

@ -13,7 +13,7 @@ int fs_utime()
register int r; register int r;
/* Temporarily open the file. */ /* Temporarily open the file. */
if( (rip = get_inode(fs_dev, (pino_t) fs_m_in.REQ_INODE_NR)) == NULL) if( (rip = get_inode(fs_dev, fs_m_in.m_vfs_fs_utime.inode)) == NULL)
return(EINVAL); return(EINVAL);
/* /*
@ -25,7 +25,7 @@ int fs_utime()
if(read_only(rip) != OK) r = EROFS; /* not even su can touch if R/O */ if(read_only(rip) != OK) r = EROFS; /* not even su can touch if R/O */
if(r == OK) { if(r == OK) {
rip->i_update = CTIME; /* discard any stale ATIME and MTIME flags */ rip->i_update = CTIME; /* discard any stale ATIME and MTIME flags */
switch(fs_m_in.REQ_ACNSEC) { switch(fs_m_in.m_vfs_fs_utime.acnsec) {
case UTIME_NOW: case UTIME_NOW:
rip->i_update |= ATIME; rip->i_update |= ATIME;
break; break;
@ -33,18 +33,18 @@ int fs_utime()
break; break;
default: default:
/* /*
* cases fs_m_in.REQ_ACNSEC < 0 || fs_m_in.REQ_ACNSEC >= 1E9 * cases fs_m_in.m_vfs_fs_utime.acnsec < 0 || fs_m_in.m_vfs_fs_utime.acnsec >= 1E9
* are caught by VFS to cooperate with old instances of MFS * are caught by VFS to cooperate with old instances of MFS
*/ */
rip->i_atime = fs_m_in.REQ_ACTIME; rip->i_atime = fs_m_in.m_vfs_fs_utime.actime;
/* /*
* MFS does not support better than second resolution, * MFS does not support better than second resolution,
* so we discard REQ_ACNSEC to round down * so we discard ACNSEC to round down
*/ */
break; break;
} }
switch(fs_m_in.REQ_MODNSEC) { switch(fs_m_in.m_vfs_fs_utime.modnsec) {
case UTIME_NOW: case UTIME_NOW:
rip->i_update |= MTIME; rip->i_update |= MTIME;
break; break;
@ -52,13 +52,13 @@ int fs_utime()
break; break;
default: default:
/* /*
* cases fs_m_in.REQ_MODNSEC < 0 || fs_m_in.REQ_MODNSEC >= 1E9 * cases fs_m_in.m_vfs_fs_utime.modnsec < 0 || fs_m_in.m_vfs_fs_utime.modnsec >= 1E9
* are caught by VFS to cooperate with old instances of MFS * are caught by VFS to cooperate with old instances of MFS
*/ */
rip->i_mtime = fs_m_in.REQ_MODTIME; rip->i_mtime = fs_m_in.m_vfs_fs_utime.modtime;
/* /*
* MFS does not support better than second resolution, * MFS does not support better than second resolution,
* so we discard REQ_MODNSEC to round down * so we discard MODNSEC to round down
*/ */
break; break;
} }

11
servers/vfs/request.c
View file

@ -1202,12 +1202,11 @@ int req_utime(endpoint_t fs_e, ino_t inode_nr, struct timespec * actimespec,
/* Fill in request message */ /* Fill in request message */
m.m_type = REQ_UTIME; m.m_type = REQ_UTIME;
m.REQ_INODE_NR = (pino_t) inode_nr; m.m_vfs_fs_utime.inode = inode_nr;
m.REQ_INODE_NR = inode_nr; m.m_vfs_fs_utime.actime = actimespec->tv_sec;
m.REQ_ACTIME = actimespec->tv_sec; m.m_vfs_fs_utime.modtime = modtimespec->tv_sec;
m.REQ_MODTIME = modtimespec->tv_sec; m.m_vfs_fs_utime.acnsec = actimespec->tv_nsec;
m.REQ_ACNSEC = actimespec->tv_nsec; m.m_vfs_fs_utime.modnsec = modtimespec->tv_nsec;
m.REQ_MODNSEC = modtimespec->tv_nsec;
/* Send/rec request */ /* Send/rec request */
return fs_sendrec(fs_e, &m); return fs_sendrec(fs_e, &m);