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netpfil: Fix a typo in a source code comment

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- s/intergers/integers/

While here, fix some whitespace issues.

MFC after:	3 days
This commit is contained in:
Gordon Bergling 2022-09-03 19:18:54 +02:00
parent 3576233cd3
commit fd2235ffdc
1 changed files with 8 additions and 8 deletions
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16
sys/netpfil/ipfw/dn_aqm_codel.c
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@ -139,7 +139,7 @@ SYSCTL_PROC(_net_inet_ip_dummynet_codel, OID_AUTO, interval,
* http://betterexplained.com/articles/
* understanding-quakes-fast-inverse-square-root/
*/
aqm_time_t
aqm_time_t
control_law(struct codel_status *cst, struct dn_aqm_codel_parms *cprms,
aqm_time_t t)
{
@ -156,10 +156,10 @@ control_law(struct codel_status *cst, struct dn_aqm_codel_parms *cprms,
}
/* newguess = g(1.5 - 0.5*c*g^2)
* Multiplying both sides by 2 to make all the constants intergers
* Multiplying both sides by 2 to make all the constants integers
* newguess * 2 = g(3 - c*g^2) g=old guess, c=count
* So, newguess = newguess /2
* Fixed point operations are used here.
* Fixed point operations are used here.
*/
/* Calculate g^2 */
@ -167,14 +167,14 @@ control_law(struct codel_status *cst, struct dn_aqm_codel_parms *cprms,
/* Calculate (3 - c*g^2) i.e. (3 - c * temp) */
temp = (3ULL<< (FIX_POINT_BITS*2)) - (count * temp);
/*
* Divide by 2 because we multiplied the original equation by two
* Also, we shift the result by 8 bits to prevent overflow.
/*
* Divide by 2 because we multiplied the original equation by two
* Also, we shift the result by 8 bits to prevent overflow.
* */
temp >>= (1 + 8);
temp >>= (1 + 8);
/* Now, temp = (1.5 - 0.5*c*g^2)
* Calculate g (1.5 - 0.5*c*g^2) i.e. g * temp
* Calculate g (1.5 - 0.5*c*g^2) i.e. g * temp
*/
temp = (cst->isqrt * temp) >> (FIX_POINT_BITS + FIX_POINT_BITS - 8);
cst->isqrt = temp;