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kern: rename /dev/swap in /dev/sysmem 

Jehanne has no SWAP.

And I do not want to explain to my daughters what SWAP **was**.
This commit is contained in:
Giacomo Tesio 2018-01-07 07:14:08 +01:00
parent 9cab16119a
commit 2bf39bf38a
2 changed files with 32 additions and 32 deletions
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56
sys/src/cmd/stats.c
View File

@ -27,11 +27,11 @@ struct Graph
enum
{
/* old /dev/swap */
/* old /dev/sysmem */
Mem = 0,
Maxmem,
Swap,
Maxswap,
Maxsysmem,
Kern,
Maxkern,
@ -62,7 +62,7 @@ struct Machine
char *shortname;
int remote;
int statsfd;
int swapfd;
int sysmemfd;
int etherfd;
int ifstatsfd;
int batteryfd;
@ -70,7 +70,7 @@ struct Machine
int tempfd;
int disable;
uint64_t devswap[8];
uint64_t devsysmem[8];
uint64_t devsysstat[10];
uint64_t prevsysstat[10];
int nproc;
@ -120,7 +120,7 @@ enum Menu2
Mintr,
Mload,
Mmem,
Mswap,
Msysmem,
Mkern,
Mdraw,
Msyscall,
@ -144,7 +144,7 @@ char *menu2strtpl[Nmenu2+1] = {
"add intr ",
"add load ",
"add mem ",
"add swap ",
"add sysmem ",
"add kern ",
"add draw ",
"add syscall ",
@ -167,7 +167,7 @@ void contextval(Machine*, uint64_t*, uint64_t*, int),
loadval(Machine*, uint64_t*, uint64_t*, int),
idleval(Machine*, uint64_t*, uint64_t*, int),
memval(Machine*, uint64_t*, uint64_t*, int),
swapval(Machine*, uint64_t*, uint64_t*, int),
sysmemval(Machine*, uint64_t*, uint64_t*, int),
kernval(Machine*, uint64_t*, uint64_t*, int),
drawval(Machine*, uint64_t*, uint64_t*, int),
syscallval(Machine*, uint64_t*, uint64_t*, int),
@ -192,7 +192,7 @@ void (*newvaluefn[Nmenu2])(Machine*, uint64_t*, uint64_t*, int init) = {
intrval,
loadval,
memval,
swapval,
sysmemval,
kernval,
drawval,
syscallval,
@ -464,10 +464,10 @@ readnums(Machine *m, int n, uint64_t *a, int spanlines)
}
int
readswap(Machine *m, uint64_t *a)
readsysmem(Machine *m, uint64_t *a)
{
if(strstr(m->buf, "memory\n")){
/* new /dev/swap - skip first 3 numbers */
/* new /dev/sysmem - skip first 3 numbers */
if(!readnums(m, 5, a, 1))
return 0;
a[0] = a[3];
@ -569,10 +569,10 @@ initmach(Machine *m, char *name)
free(w);
}
snprint(buf, sizeof buf, "%s/dev/swap", mpt);
m->swapfd = open(buf, OREAD);
if(loadbuf(m, &m->swapfd) && readswap(m, a))
memmove(m->devswap, a, sizeof m->devswap);
snprint(buf, sizeof buf, "%s/dev/sysmem", mpt);
m->sysmemfd = open(buf, OREAD);
if(loadbuf(m, &m->sysmemfd) && readsysmem(m, a))
memmove(m->devsysmem, a, sizeof m->devsysmem);
snprint(buf, sizeof buf, "%s/dev/sysstat", mpt);
m->statsfd = open(buf, OREAD);
@ -628,9 +628,9 @@ alarmed(void *a, char *s)
}
int
needswap(int init)
needsysmem(int init)
{
return init | present[Mmem] | present[Mswap] | present[Mkern] | present[Mdraw];
return init | present[Mmem] | present[Msysmem] | present[Mkern] | present[Mdraw];
}
@ -693,8 +693,8 @@ readmach(Machine *m, int init)
atnotify(alarmed, 1);
alarm(5000);
}
if(needswap(init) && loadbuf(m, &m->swapfd) && readswap(m, a))
memmove(m->devswap, a, sizeof m->devswap);
if(needsysmem(init) && loadbuf(m, &m->sysmemfd) && readsysmem(m, a))
memmove(m->devsysmem, a, sizeof m->devsysmem);
if(needstat(init) && loadbuf(m, &m->statsfd)){
memmove(m->prevsysstat, m->devsysstat, sizeof m->devsysstat);
memset(m->devsysstat, 0, sizeof m->devsysstat);
@ -725,17 +725,17 @@ readmach(Machine *m, int init)
void
memval(Machine *m, uint64_t *v, uint64_t *vmax, int _)
{
*v = m->devswap[Mem];
*vmax = m->devswap[Maxmem];
*v = m->devsysmem[Mem];
*vmax = m->devsysmem[Maxmem];
if(*vmax == 0)
*vmax = 1;
}
void
swapval(Machine *m, uint64_t *v, uint64_t *vmax, int _)
sysmemval(Machine *m, uint64_t *v, uint64_t *vmax, int _)
{
*v = m->devswap[Swap];
*vmax = m->devswap[Maxswap];
*v = m->devsysmem[Swap];
*vmax = m->devsysmem[Maxsysmem];
if(*vmax == 0)
*vmax = 1;
}
@ -743,8 +743,8 @@ swapval(Machine *m, uint64_t *v, uint64_t *vmax, int _)
void
kernval(Machine *m, uint64_t *v, uint64_t *vmax, int _)
{
*v = m->devswap[Kern];
*vmax = m->devswap[Maxkern];
*v = m->devsysmem[Kern];
*vmax = m->devsysmem[Maxkern];
if(*vmax == 0)
*vmax = 1;
}
@ -752,8 +752,8 @@ kernval(Machine *m, uint64_t *v, uint64_t *vmax, int _)
void
drawval(Machine *m, uint64_t *v, uint64_t *vmax, int _)
{
*v = m->devswap[Draw];
*vmax = m->devswap[Maxdraw];
*v = m->devsysmem[Draw];
*vmax = m->devsysmem[Maxdraw];
if(*vmax == 0)
*vmax = 1;
}
@ -1337,7 +1337,7 @@ main(int argc, char *argv[])
addgraph(Msignal);
break;
case 'w':
addgraph(Mswap);
addgraph(Msysmem);
break;
case 'k':
addgraph(Mkern);

8
sys/src/kern/port/devcons.c
View File

@ -665,7 +665,7 @@ enum{
Qosversion,
Qrandom,
Qreboot,
Qswap,
Qsysmem,
Qsysname,
Qsysstat,
Qtime,
@ -693,7 +693,7 @@ static Dirtab consdir[]={
"osversion", {Qosversion}, 0, 0444,
"random", {Qrandom}, 0, 0444,
"reboot", {Qreboot}, 0, 0664,
"swap", {Qswap}, 0, 0664,
"sysmem", {Qsysmem}, 0, 0664,
"sysname", {Qsysname}, 0, 0664,
"sysstat", {Qsysstat}, 0, 0666,
"time", {Qtime}, NUMSIZE+3*VLNUMSIZE, 0664,
@ -985,7 +985,7 @@ consread(Chan *c, void *buf, long n, int64_t off)
poperror();
return n;
case Qswap:
case Qsysmem:
memory_stats(&mstats);
jehanne_snprint(tmp, sizeof tmp,
"%llud memory\n"
@ -1150,7 +1150,7 @@ conswrite(Chan *c, void *va, long n, int64_t off)
}
break;
case Qswap:
case Qsysmem:
/* no more */
break;