diff options
Diffstat (limited to 'api/src/glfs-fops.c')
| -rw-r--r-- | api/src/glfs-fops.c | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/api/src/glfs-fops.c b/api/src/glfs-fops.c index dfa26aae82e..18bac8195d0 100644 --- a/api/src/glfs-fops.c +++ b/api/src/glfs-fops.c @@ -1570,6 +1570,50 @@ invalid_fs: GFAPI_SYMVER_PUBLIC_DEFAULT(glfs_ftruncate, 3.4.0); +int +pub_glfs_truncate (struct glfs *fs, const char *path, off_t length) +{ + int ret = -1; + xlator_t *subvol = NULL; + loc_t loc = {0, }; + struct iatt iatt = {0, }; + int reval = 0; + + DECLARE_OLD_THIS; + __GLFS_ENTRY_VALIDATE_FS (fs, invalid_fs); + + subvol = glfs_active_subvol (fs); + if (!subvol) { + ret = -1; + errno = EIO; + goto out; + } +retry: + ret = glfs_resolve (fs, subvol, path, &loc, &iatt, reval); + + ESTALE_RETRY (ret, errno, reval, &loc, retry); + + if (ret) + goto out; + + ret = syncop_truncate (subvol, &loc, length, NULL, NULL); + DECODE_SYNCOP_ERR (ret); + + ESTALE_RETRY (ret, errno, reval, &loc, retry); +out: + loc_wipe (&loc); + + glfs_subvol_done (fs, subvol); + + __GLFS_EXIT_FS; + +invalid_fs: + return ret; +} + +GFAPI_SYMVER_PUBLIC_DEFAULT(glfs_truncate, 3.7.15); + + static int glfs_ftruncate_async_cbk (call_frame_t *frame, void *cookie, xlator_t *this, int32_t op_ret, int32_t op_errno, |