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authorNiels de Vos <ndevos@redhat.com>2015-06-21 15:51:00 +0200
committerKaleb KEITHLEY <kkeithle@redhat.com>2016-01-31 03:32:14 -0800
commit0b6aba5ef63882e6a798a23de6f8efbb6bea0ea7 (patch)
tree2e20eabaee9802786207f0eb5e4eda4c1a602e00 /libglusterfs/src/xlator.h
parent2e69ae03c3c3fcb86e4d5347008834ad1dfb42b4 (diff)
core: add seek() FOP
Minimal infrastructure changes for the seek() FOP. This will provide SEEK_HOLE and SEEK_DATA functionalities. BUG: 1220173 Change-Id: I4b74fce8b0bad2f45291fd2c2b9e243c4f4a1aa9 Signed-off-by: Niels de Vos <ndevos@redhat.com> Reviewed-on: http://review.gluster.org/11480 Smoke: Gluster Build System <jenkins@build.gluster.com> NetBSD-regression: NetBSD Build System <jenkins@build.gluster.org> CentOS-regression: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Kaleb KEITHLEY <kkeithle@redhat.com>
Diffstat (limited to 'libglusterfs/src/xlator.h')
-rw-r--r--libglusterfs/src/xlator.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/libglusterfs/src/xlator.h b/libglusterfs/src/xlator.h
index 27b598d7e60..bc539254f29 100644
--- a/libglusterfs/src/xlator.h
+++ b/libglusterfs/src/xlator.h
@@ -443,6 +443,11 @@ typedef int32_t (*fop_ipc_cbk_t) (call_frame_t *frame, void *cookie,
xlator_t *this, int32_t op_ret,
int32_t op_errno, dict_t *xdata);
+typedef int32_t (*fop_seek_cbk_t) (call_frame_t *frame, void *cookie,
+ xlator_t *this, int32_t op_ret,
+ int32_t op_errno, off_t offset,
+ dict_t *xdata);
+
typedef int32_t (*fop_lookup_t) (call_frame_t *frame,
xlator_t *this,
loc_t *loc,
@@ -685,6 +690,10 @@ typedef int32_t (*fop_zerofill_t) (call_frame_t *frame,
typedef int32_t (*fop_ipc_t) (call_frame_t *frame, xlator_t *this, int32_t op,
dict_t *xdata);
+typedef int32_t (*fop_seek_t) (call_frame_t *frame, xlator_t *this, fd_t *fd,
+ off_t offset, gf_seek_what_t what,
+ dict_t *xdata);
+
struct xlator_fops {
fop_lookup_t lookup;
fop_stat_t stat;
@@ -732,6 +741,7 @@ struct xlator_fops {
fop_discard_t discard;
fop_zerofill_t zerofill;
fop_ipc_t ipc;
+ fop_seek_t seek;
/* these entries are used for a typechecking hack in STACK_WIND _only_ */
fop_lookup_cbk_t lookup_cbk;
@@ -780,6 +790,7 @@ struct xlator_fops {
fop_discard_cbk_t discard_cbk;
fop_zerofill_cbk_t zerofill_cbk;
fop_ipc_cbk_t ipc_cbk;
+ fop_seek_cbk_t seek_cbk;
};
typedef int32_t (*cbk_forget_t) (xlator_t *this,