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DLPX-40252 integrate EP-476 compressed zfs send/receive

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Authored by: Dan Kimmel <dan.kimmel@delphix.com>
Reviewed by: Tom Caputi <tcaputi@datto.com>
Reviewed by: Brian Behlendorf <behlendorf1@llnl.gov>
Ported by: David Quigley <david.quigley@intel.com>
Issue #5078
This commit is contained in:
Dan Kimmel
2016-07-11 13:45:52 -04:00
committed by Brian Behlendorf
parent d3c2ae1c08
commit 2aa34383b9
24 changed files with 1062 additions and 550 deletions
Download Patch File Download Diff File Expand all files Collapse all files
module/zfs/zfs_ioctl.c
+28 -7
View File
@@ -4461,6 +4461,7 @@ zfs_ioc_send(zfs_cmd_t *zc)
boolean_t estimate = (zc->zc_guid != 0);
boolean_t embedok = (zc->zc_flags & 0x1);
boolean_t large_block_ok = (zc->zc_flags & 0x2);
boolean_t compressok = (zc->zc_flags & 0x4);
if (zc->zc_obj != 0) {
dsl_pool_t *dp;
@@ -4508,7 +4509,7 @@ zfs_ioc_send(zfs_cmd_t *zc)
}
}
error = dmu_send_estimate(tosnap, fromsnap,
error = dmu_send_estimate(tosnap, fromsnap, compressok,
&zc->zc_objset_type);
if (fromsnap != NULL)
@@ -4522,7 +4523,7 @@ zfs_ioc_send(zfs_cmd_t *zc)
off = fp->f_offset;
error = dmu_send_obj(zc->zc_name, zc->zc_sendobj,
zc->zc_fromobj, embedok, large_block_ok,
zc->zc_fromobj, embedok, large_block_ok, compressok,
zc->zc_cookie, fp->f_vnode, &off);
if (VOP_SEEK(fp->f_vnode, fp->f_offset, &off, NULL) == 0)
@@ -5415,6 +5416,8 @@ zfs_ioc_space_snaps(const char *lastsnap, nvlist_t *innvl, nvlist_t *outnvl)
* indicates that blocks > 128KB are permitted
* (optional) "embedok" -> (value ignored)
* presence indicates DRR_WRITE_EMBEDDED records are permitted
* (optional) "compressok" -> (value ignored)
* presence indicates compressed DRR_WRITE records are permitted
* (optional) "resume_object" and "resume_offset" -> (uint64)
* if present, resume send stream from specified object and offset.
* }
@@ -5432,6 +5435,7 @@ zfs_ioc_send_new(const char *snapname, nvlist_t *innvl, nvlist_t *outnvl)
file_t *fp;
boolean_t largeblockok;
boolean_t embedok;
boolean_t compressok;
uint64_t resumeobj = 0;
uint64_t resumeoff = 0;
@@ -5443,6 +5447,7 @@ zfs_ioc_send_new(const char *snapname, nvlist_t *innvl, nvlist_t *outnvl)
largeblockok = nvlist_exists(innvl, "largeblockok");
embedok = nvlist_exists(innvl, "embedok");
compressok = nvlist_exists(innvl, "compressok");
(void) nvlist_lookup_uint64(innvl, "resume_object", &resumeobj);
(void) nvlist_lookup_uint64(innvl, "resume_offset", &resumeoff);
@@ -5451,8 +5456,8 @@ zfs_ioc_send_new(const char *snapname, nvlist_t *innvl, nvlist_t *outnvl)
return (SET_ERROR(EBADF));
off = fp->f_offset;
error = dmu_send(snapname, fromname, embedok, largeblockok, fd,
resumeobj, resumeoff, fp->f_vnode, &off);
error = dmu_send(snapname, fromname, embedok, largeblockok, compressok,
fd, resumeobj, resumeoff, fp->f_vnode, &off);
if (VOP_SEEK(fp->f_vnode, fp->f_offset, &off, NULL) == 0)
fp->f_offset = off;
@@ -5468,6 +5473,12 @@ zfs_ioc_send_new(const char *snapname, nvlist_t *innvl, nvlist_t *outnvl)
* innvl: {
* (optional) "from" -> full snap or bookmark name to send an incremental
* from
* (optional) "largeblockok" -> (value ignored)
* indicates that blocks > 128KB are permitted
* (optional) "embedok" -> (value ignored)
* presence indicates DRR_WRITE_EMBEDDED records are permitted
* (optional) "compressok" -> (value ignored)
* presence indicates compressed DRR_WRITE records are permitted
* }
*
* outnvl: {
@@ -5481,6 +5492,11 @@ zfs_ioc_send_space(const char *snapname, nvlist_t *innvl, nvlist_t *outnvl)
dsl_dataset_t *tosnap;
int error;
char *fromname;
/* LINTED E_FUNC_SET_NOT_USED */
boolean_t largeblockok;
/* LINTED E_FUNC_SET_NOT_USED */
boolean_t embedok;
boolean_t compressok;
uint64_t space;
error = dsl_pool_hold(snapname, FTAG, &dp);
@@ -5493,6 +5509,10 @@ zfs_ioc_send_space(const char *snapname, nvlist_t *innvl, nvlist_t *outnvl)
return (error);
}
largeblockok = nvlist_exists(innvl, "largeblockok");
embedok = nvlist_exists(innvl, "embedok");
compressok = nvlist_exists(innvl, "compressok");
error = nvlist_lookup_string(innvl, "from", &fromname);
if (error == 0) {
if (strchr(fromname, '@') != NULL) {
@@ -5505,7 +5525,8 @@ zfs_ioc_send_space(const char *snapname, nvlist_t *innvl, nvlist_t *outnvl)
error = dsl_dataset_hold(dp, fromname, FTAG, &fromsnap);
if (error != 0)
goto out;
error = dmu_send_estimate(tosnap, fromsnap, &space);
error = dmu_send_estimate(tosnap, fromsnap, compressok,
&space);
dsl_dataset_rele(fromsnap, FTAG);
} else if (strchr(fromname, '#') != NULL) {
/*
@@ -5520,7 +5541,7 @@ zfs_ioc_send_space(const char *snapname, nvlist_t *innvl, nvlist_t *outnvl)
if (error != 0)
goto out;
error = dmu_send_estimate_from_txg(tosnap,
frombm.zbm_creation_txg, &space);
frombm.zbm_creation_txg, compressok, &space);
} else {
/*
* from is not properly formatted as a snapshot or
@@ -5531,7 +5552,7 @@ zfs_ioc_send_space(const char *snapname, nvlist_t *innvl, nvlist_t *outnvl)
}
} else {
// If estimating the size of a full send, use dmu_send_estimate
error = dmu_send_estimate(tosnap, NULL, &space);
error = dmu_send_estimate(tosnap, NULL, compressok, &space);
}
fnvlist_add_uint64(outnvl, "space", space);