mdmon: remove scan variable from mdmon()
It is redundant as each place that it is used, it can only have one possible value. Also change the related arg to mdmon() to have a more meaningful name. And make mdmon() static. Signed-off-by: NeilBrown <neilb@suse.de>
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921d9e164f
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3e7312a96c
12
mdmon.c
12
mdmon.c
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@ -285,7 +285,7 @@ void usage(void)
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exit(2);
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}
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int mdmon(char *devname, int devnum, int scan, char *switchroot);
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static int mdmon(char *devname, int devnum, int must_fork, char *switchroot);
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int main(int argc, char *argv[])
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{
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@ -293,7 +293,6 @@ int main(int argc, char *argv[])
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char *switchroot = NULL;
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int devnum;
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char *devname;
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int scan = 0;
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int status = 0;
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switch (argc) {
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@ -310,7 +309,6 @@ int main(int argc, char *argv[])
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struct mdstat_ent *mdstat, *e;
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/* launch an mdmon instance for each container found */
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scan = 1;
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mdstat = mdstat_read(0, 0);
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for (e = mdstat; e; e = e->next) {
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if (strncmp(e->metadata_version, "external:", 9) == 0 &&
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@ -323,7 +321,7 @@ int main(int argc, char *argv[])
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memset(container_name, 0, strlen(container_name));
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sprintf(container_name, "%s", devname);
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}
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status |= mdmon(devname, e->devnum, scan,
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status |= mdmon(devname, e->devnum, 1,
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switchroot);
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}
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}
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@ -352,10 +350,10 @@ int main(int argc, char *argv[])
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container_name);
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exit(1);
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}
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return mdmon(devname, devnum, scan, switchroot);
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return mdmon(devname, devnum, do_fork(), switchroot);
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}
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int mdmon(char *devname, int devnum, int scan, char *switchroot)
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static int mdmon(char *devname, int devnum, int must_fork, char *switchroot)
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{
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int mdfd;
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struct mdinfo *mdi, *di;
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@ -406,7 +404,7 @@ int mdmon(char *devname, int devnum, int scan, char *switchroot)
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}
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/* Fork, and have the child tell us when they are ready */
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if (do_fork() || scan) {
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if (must_fork) {
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if (pipe(pfd) != 0) {
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fprintf(stderr, "mdmon: failed to create pipe\n");
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return 1;
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