From 878ec562448366587aad38bb2c6271b3c86b62c2 Mon Sep 17 00:00:00 2001 From: Jeff Darcy Date: Tue, 9 Aug 2016 13:20:26 +0300 Subject: gfapi: add missing glfs_truncate > Reviewed-on: http://review.gluster.org/13927 > Smoke: Gluster Build System > CentOS-regression: Gluster Build System > NetBSD-regression: NetBSD Build System > Reviewed-by: Kaleb KEITHLEY BUG: 1366286 Change-Id: I80b016090a4d9d86278a0a5144dd58c0cbfe9bb2 Signed-off-by: Jeff Darcy Signed-off-by: Oleksandr Natalenko Reviewed-on: http://review.gluster.org/15150 Smoke: Gluster Build System NetBSD-regression: NetBSD Build System Reviewed-by: Kaleb KEITHLEY CentOS-regression: Gluster Build System Reviewed-by: Prashanth Pai --- api/src/gfapi.aliases | 2 +- api/src/gfapi.map | 6 +++++- api/src/glfs-fops.c | 44 ++++++++++++++++++++++++++++++++++++++++++++ api/src/glfs.h | 2 +- 4 files changed, 51 insertions(+), 3 deletions(-) (limited to 'api') diff --git a/api/src/gfapi.aliases b/api/src/gfapi.aliases index 40b6ed21192..8d43560f536 100644 --- a/api/src/gfapi.aliases +++ b/api/src/gfapi.aliases @@ -33,7 +33,7 @@ _pub_glfs_pwritev _glfs_pwritev$GFAPI_3.4.0 _pub_glfs_preadv_async _glfs_preadv_async$GFAPI_3.4.0 _pub_glfs_pwritev_async _glfs_pwritev_async$GFAPI_3.4.0 _pub_glfs_lseek _glfs_lseek$GFAPI_3.4.0 -_pub_glfs_truncate _glfs_truncate$GFAPI_3.4.0 +_pub_glfs_truncate _glfs_truncate$GFAPI_3.7.15 _pub_glfs_ftruncate _glfs_ftruncate$GFAPI_3.4.0 _pub_glfs_ftruncate_async _glfs_ftruncate_async$GFAPI_3.4.0 _pub_glfs_lstat _glfs_lstat$GFAPI_3.4.0 diff --git a/api/src/gfapi.map b/api/src/gfapi.map index d42ae2b97af..3ee3558bae3 100644 --- a/api/src/gfapi.map +++ b/api/src/gfapi.map @@ -39,7 +39,6 @@ GFAPI_3.4.0 { glfs_preadv_async; glfs_pwritev_async; glfs_lseek; - glfs_truncate; glfs_ftruncate; glfs_ftruncate_async; glfs_lstat; @@ -167,3 +166,8 @@ GFAPI_3.7.4 { global: glfs_h_lookupat; } GFAPI_PRIVATE_3.7.0; + +GFAPI_3.7.15 { + global: + glfs_truncate; +} GFAPI_3.7.4; diff --git a/api/src/glfs-fops.c b/api/src/glfs-fops.c index 4437ebf3d29..66874de90d5 100644 --- a/api/src/glfs-fops.c +++ b/api/src/glfs-fops.c @@ -1509,6 +1509,50 @@ 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, diff --git a/api/src/glfs.h b/api/src/glfs.h index d3bf1b4cdcc..6671b4a20d9 100644 --- a/api/src/glfs.h +++ b/api/src/glfs.h @@ -562,7 +562,7 @@ off_t glfs_lseek (glfs_fd_t *fd, off_t offset, int whence) __THROW GFAPI_PUBLIC(glfs_lseek, 3.4.0); int glfs_truncate (glfs_t *fs, const char *path, off_t length) __THROW - GFAPI_PUBLIC(glfs_truncate, 3.4.0); + GFAPI_PUBLIC(glfs_truncate, 3.7.15); int glfs_ftruncate (glfs_fd_t *fd, off_t length) __THROW GFAPI_PUBLIC(glfs_ftruncate, 3.4.0); -- cgit