diff options
| author | Matthew Monaco <matthew.monaco@0x01b.net> | 2012-05-19 09:05:50 -0600 |
|---|---|---|
| committer | Lennart Poettering <lennart@poettering.net> | 2012-05-21 17:28:06 +0200 |
| commit | 2a2aab602e1d8b6bf0b440730e379f9dd6586b80 (patch) | |
| tree | 981f2ee8cb4fecedb7aa3ddcb84a69d5490c669f /src/cryptsetup | |
| parent | b8f8323268ae974288e49a7cc6c1c47531e436c9 (diff) | |
cryptsetup: support discards (TRIM)
Diffstat (limited to 'src/cryptsetup')
| -rw-r--r-- | src/cryptsetup/cryptsetup.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/cryptsetup/cryptsetup.c b/src/cryptsetup/cryptsetup.c index 6d4e965fe1..b26fcca836 100644 --- a/src/cryptsetup/cryptsetup.c +++ b/src/cryptsetup/cryptsetup.c @@ -41,6 +41,7 @@ static char *opt_hash = NULL; static unsigned opt_tries = 0; static bool opt_readonly = false; static bool opt_verify = false; +static bool opt_discards = false; static usec_t opt_timeout = DEFAULT_TIMEOUT_USEC; /* Options Debian's crypttab knows we don't: @@ -98,6 +99,8 @@ static int parse_one_option(const char *option) { opt_readonly = true; else if (streq(option, "verify")) opt_verify = true; + else if (streq(option, "allow-discards")) + opt_discards = true; else if (streq(option, "luks")) opt_type = CRYPT_LUKS1; else if (streq(option, "plain") || @@ -314,6 +317,9 @@ int main(int argc, char *argv[]) { if (opt_readonly) flags |= CRYPT_ACTIVATE_READONLY; + if (opt_discards) + flags |= CRYPT_ACTIVATE_ALLOW_DISCARDS; + if (opt_timeout > 0) until = now(CLOCK_MONOTONIC) + opt_timeout; else |