cryptsetup: support discards (TRIM)

This commit is contained in:
Matthew Monaco
2012-05-21 17:28:06 +02:00
committed by Lennart Poettering
parent b8f8323268
commit 2a2aab602e
+6
View File
@@ -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