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Merge pull request #16080 from YmrDtnJu/9p

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9p is a network filesystem
This commit is contained in:
Lennart Poettering 2020-06-09 10:51:20 +02:00 committed by GitHub
commit ed66590d15
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3 changed files with 13 additions and 2 deletions
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10
src/basic/mountpoint-util.c
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@ -338,6 +338,16 @@ bool fstype_is_api_vfs(const char *fstype) {
"tracefs");
}
bool fstype_is_blockdev_backed(const char *fstype) {
const char *x;
x = startswith(fstype, "fuse.");
if (x)
fstype = x;
return !streq(fstype, "9p") && !fstype_is_network(fstype) && !fstype_is_api_vfs(fstype);
}
bool fstype_is_ro(const char *fstype) {
/* All Linux file systems that are necessarily read-only */
return STR_IN_SET(fstype,

1
src/basic/mountpoint-util.h
View File

@ -14,6 +14,7 @@ int path_is_mount_point(const char *path, const char *root, int flags);
bool fstype_is_network(const char *fstype);
bool fstype_is_api_vfs(const char *fstype);
bool fstype_is_blockdev_backed(const char *fstype);
bool fstype_is_ro(const char *fsype);
bool fstype_can_discard(const char *fstype);
bool fstype_can_uid_gid(const char *fstype);

4
src/mount/mount-tool.c
View File

@ -364,7 +364,7 @@ static int parse_argv(int argc, char *argv[]) {
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
"At most two arguments required.");
if (arg_mount_type && (fstype_is_api_vfs(arg_mount_type) || fstype_is_network(arg_mount_type))) {
if (arg_mount_type && !fstype_is_blockdev_backed(arg_mount_type)) {
arg_mount_what = strdup(argv[optind]);
if (!arg_mount_what)
return log_oom();
@ -1463,7 +1463,7 @@ static int run(int argc, char* argv[]) {
if (arg_action == ACTION_UMOUNT)
return action_umount(bus, argc, argv);
if ((!arg_mount_type || !fstype_is_network(arg_mount_type))
if ((!arg_mount_type || fstype_is_blockdev_backed(arg_mount_type))
&& !path_is_normalized(arg_mount_what)) {
log_error("Path contains non-normalized components: %s", arg_mount_what);
return -EINVAL;