Messages in this thread | | | Date | Fri, 30 Apr 2021 20:43:09 +0200 | From | Petr Vorel <> | Subject | Re: [PATCH iproute2-next v2] lib/fs: fix issue when {name,open}_to_handle_at() is not implemented |
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Hi Heiko,
... > +++ b/lib/fs.c > +int name_to_handle_at(int dirfd, const char *pathname, > + struct file_handle *handle, int *mount_id, int flags) > +{ > + return syscall(name_to_handle_at, 5, dirfd, pathname, handle, I overlooked this in v1. name_to_handle_at must be replaced by __NR_name_to_handle_at: (name_to_handle_at is the function name, not a syscall number). It also requires to include <sys/syscall.h>:
#include <sys/syscall.h> ... return syscall(__NR_name_to_handle_at, 5, dirfd, pathname, handle, mount_id, flags);
> + mount_id, flags); > +} > + > +int open_by_handle_at(int mount_fd, struct file_handle *handle, int flags) > +{ > + return syscall(open_by_handle_at, 3, mount_fd, handle, flags); And here needs to be __NR_open_by_handle_at
Kind regards, Petr
> +} > +#endif > + > /* return mount path of first occurrence of given fstype */ > static char *find_fs_mount(const char *fs_to_find) > {
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