diff options
| author | Heiko Carstens <hca@linux.ibm.com> | 2022-08-29 15:17:28 +0300 |
|---|---|---|
| committer | Vasily Gorbik <gor@linux.ibm.com> | 2022-08-30 23:00:33 +0300 |
| commit | 9aa10e791c2b722cf166f46424a6a8364164fe12 (patch) | |
| tree | 07d91bcc399fc0ec0f30d0fad69dba02fc904120 /arch/s390/lib | |
| parent | 820109fb11f24baf16ed86e232939877df3e9f0c (diff) | |
| download | linux-9aa10e791c2b722cf166f46424a6a8364164fe12.tar.xz | |
s390/delay: sync comment within __delay() with reality
The comment within __delay() is outdated and does not reflect anymore
what the function is doing. Therefore replace the comment.
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Diffstat (limited to 'arch/s390/lib')
| -rw-r--r-- | arch/s390/lib/delay.c | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/arch/s390/lib/delay.c b/arch/s390/lib/delay.c index f7f5adea8940..be14c58cb989 100644 --- a/arch/s390/lib/delay.c +++ b/arch/s390/lib/delay.c @@ -13,13 +13,10 @@ void __delay(unsigned long loops) { - /* - * To end the bloody studid and useless discussion about the - * BogoMips number I took the liberty to define the __delay - * function in a way that that resulting BogoMips number will - * yield the megahertz number of the cpu. The important function - * is udelay and that is done using the tod clock. -- martin. - */ + /* + * Loop 'loops' times. Callers must not assume a specific + * amount of time passes before this function returns. + */ asm volatile("0: brct %0,0b" : : "d" ((loops/2) + 1)); } EXPORT_SYMBOL(__delay); |