From b8a7b648d8f16999b00768d56f029b955c390eb7 Mon Sep 17 00:00:00 2001 From: Niels de Vos Date: Sun, 21 Jun 2015 17:51:24 +0200 Subject: syncop: add seek() FOP Add the new seek() FOP to the syncop framework. gfapi will use this in the future. Change-Id: I0c15153beb27de73d5844b6f692175750fc28f60 BUG: 1220173 Singed-off-by: Niels de Vos Reviewed-on: http://review.gluster.org/11481 Smoke: Gluster Build System Tested-by: Niels de Vos NetBSD-regression: NetBSD Build System CentOS-regression: Gluster Build System Reviewed-by: Kaleb KEITHLEY --- libglusterfs/src/syncop.c | 37 ++++++++++++++++++++++++++++++++++++- libglusterfs/src/syncop.h | 7 +++++++ 2 files changed, 43 insertions(+), 1 deletion(-) (limited to 'libglusterfs') diff --git a/libglusterfs/src/syncop.c b/libglusterfs/src/syncop.c index 7c0ec7799e7..3544562e44e 100644 --- a/libglusterfs/src/syncop.c +++ b/libglusterfs/src/syncop.c @@ -2837,6 +2837,42 @@ syncop_ipc (xlator_t *subvol, int32_t op, dict_t *xdata_in, dict_t **xdata_out) return args.op_ret; } +int +syncop_seek_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int op_ret, int op_errno, off_t offset, dict_t *xdata) +{ + struct syncargs *args = NULL; + + args = cookie; + + args->op_ret = op_ret; + args->op_errno = op_errno; + args->offset = offset; + if (xdata) + args->xdata = dict_ref (xdata); + + __wake (args); + + return 0; +} + +int +syncop_seek (xlator_t *subvol, fd_t *fd, off_t offset, gf_seek_what_t what, + dict_t *xdata_in, off_t *off) +{ + struct syncargs args = {0, }; + + SYNCOP (subvol, (&args), syncop_seek_cbk, subvol->fops->seek, fd, + offset, what, xdata_in); + + if (*off) + *off = args.offset; + + if (args.op_ret == -1) + return -args.op_errno; + return args.op_ret; +} + int syncop_lk_cbk (call_frame_t *frame, void *cookie, xlator_t *this, int op_ret, int op_errno, struct gf_flock *flock, @@ -2858,7 +2894,6 @@ syncop_lk_cbk (call_frame_t *frame, void *cookie, xlator_t *this, return 0; } - int syncop_lk (xlator_t *subvol, fd_t *fd, int cmd, struct gf_flock *flock, dict_t *xdata_in, dict_t **xdata_out) diff --git a/libglusterfs/src/syncop.h b/libglusterfs/src/syncop.h index 8afc68e7f21..1bad3506405 100644 --- a/libglusterfs/src/syncop.h +++ b/libglusterfs/src/syncop.h @@ -169,7 +169,9 @@ struct syncargs { pthread_mutex_t mutex; pthread_cond_t cond; int done; + gf_dirent_t entries; + off_t offset; }; struct syncopctx { @@ -511,4 +513,9 @@ int syncop_xattrop (xlator_t *subvol, loc_t *loc, gf_xattrop_flags_t flags, int syncop_fxattrop (xlator_t *subvol, fd_t *fd, gf_xattrop_flags_t flags, dict_t *dict, dict_t *xdata_in, dict_t **xdata_out); + +int +syncop_seek (xlator_t *subvol, fd_t *fd, off_t offset, gf_seek_what_t what, + dict_t *xdata_in, off_t *off); + #endif /* _SYNCOP_H */ -- cgit