diff options
| author | pluknet <pluknet@FreeBSD.org> | 2011-01-21 10:26:26 +0000 |
|---|---|---|
| committer | pluknet <pluknet@FreeBSD.org> | 2011-01-21 10:26:26 +0000 |
| commit | 5f536fc1d3dfb28e75a18d60bddcfacdf3f22617 (patch) | |
| tree | 7eea8c732d50e7ebda3498e40f7ccad228cc1453 /sys/pc98/pc98 | |
| parent | 8309d738784bb61d488dbea96837e5d407437cfc (diff) | |
| download | FreeBSD-src-5f536fc1d3dfb28e75a18d60bddcfacdf3f22617.zip FreeBSD-src-5f536fc1d3dfb28e75a18d60bddcfacdf3f22617.tar.gz | |
Make MSGBUF_SIZE kernel option a loader tunable kern.msgbufsize.
Submitted by: perryh pluto.rain.com (previous version)
Reviewed by: jhb
Approved by: kib (mentor)
Tested by: universe
Diffstat (limited to 'sys/pc98/pc98')
| -rw-r--r-- | sys/pc98/pc98/machdep.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/sys/pc98/pc98/machdep.c b/sys/pc98/pc98/machdep.c index 045f8e4..826bcc8 100644 --- a/sys/pc98/pc98/machdep.c +++ b/sys/pc98/pc98/machdep.c @@ -49,7 +49,6 @@ __FBSDID("$FreeBSD$"); #include "opt_isa.h" #include "opt_kstack_pages.h" #include "opt_maxmem.h" -#include "opt_msgbuf.h" #include "opt_npx.h" #include "opt_perfmon.h" @@ -2066,7 +2065,7 @@ do_next: * calculation, etc.). */ while (phys_avail[pa_indx - 1] + PAGE_SIZE + - round_page(MSGBUF_SIZE) >= phys_avail[pa_indx]) { + round_page(msgbufsize) >= phys_avail[pa_indx]) { physmem -= atop(phys_avail[pa_indx] - phys_avail[pa_indx - 1]); phys_avail[pa_indx--] = 0; phys_avail[pa_indx--] = 0; @@ -2075,10 +2074,10 @@ do_next: Maxmem = atop(phys_avail[pa_indx]); /* Trim off space for the message buffer. */ - phys_avail[pa_indx] -= round_page(MSGBUF_SIZE); + phys_avail[pa_indx] -= round_page(msgbufsize); /* Map the message buffer. */ - for (off = 0; off < round_page(MSGBUF_SIZE); off += PAGE_SIZE) + for (off = 0; off < round_page(msgbufsize); off += PAGE_SIZE) pmap_kenter((vm_offset_t)msgbufp + off, phys_avail[pa_indx] + off); } @@ -2293,7 +2292,7 @@ init386(first) /* now running on new page tables, configured,and u/iom is accessible */ - msgbufinit(msgbufp, MSGBUF_SIZE); + msgbufinit(msgbufp, msgbufsize); /* make a call gate to reenter kernel with */ gdp = &ldt[LSYS5CALLS_SEL].gd; |
