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rbd: introduce abort_on_full option for rbd map

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Signed-off-by: Dongsheng Yang <dongsheng.yang@easystack.cn>
This commit is contained in:
Dongsheng Yang 2018-12-19 03:16:35 -05:00
parent 3b4970053c
commit 5639a8b187
2 changed files with 6 additions and 0 deletions
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4
doc/man/8/rbd.rst
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@ -747,6 +747,10 @@ Per mapping (block device) `rbd device map` options:
requests will fail with -EOPNOTSUPP, write zeroes requests will fall back to
manually zeroing.
* abort_on_full - Fail write requests with -ENOSPC when the cluster is full or
the data pool reaches its quota (since 5.0). The default behaviour is to
block until the full condition is cleared.
`rbd device unmap` options:
* force - Force the unmapping of a block device that is open (since 4.9). The

2
src/tools/rbd/action/Kernel.cc
View File

@ -148,6 +148,8 @@ static int parse_map_options(const std::string &options_string)
put_map_option("exclusive", this_char);
} else if (!strcmp(this_char, "notrim")) {
put_map_option("notrim", this_char);
} else if (!strcmp(this_char, "abort_on_full")) {
put_map_option("abort_on_full", this_char);
} else {
std::cerr << "rbd: unknown map option '" << this_char << "'" << std::endl;
return -EINVAL;