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icount: possible options for sleep are on or off

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icount sleep takes on or off as options. A few places mention sleep=no
which is not accepted. This patch corrects them.

Signed-off-by: Pranith Kumar <bobby.prani@gmail.com>
Message-Id: <1456499811-16819-1-git-send-email-bobby.prani@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Pranith Kumar 2016-02-26 10:16:51 -05:00 committed by Paolo Bonzini
parent 729633c2bc
commit 778d9f9b25
2 changed files with 5 additions and 5 deletions
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4
cpus.c
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@ -630,7 +630,7 @@ void configure_icount(QemuOpts *opts, Error **errp)
icount_align_option = qemu_opt_get_bool(opts, "align", false);
if (icount_align_option && !icount_sleep) {
error_setg(errp, "align=on and sleep=no are incompatible");
error_setg(errp, "align=on and sleep=off are incompatible");
}
if (strcmp(option, "auto") != 0) {
errno = 0;
@ -643,7 +643,7 @@ void configure_icount(QemuOpts *opts, Error **errp)
} else if (icount_align_option) {
error_setg(errp, "shift=auto and align=on are incompatible");
} else if (!icount_sleep) {
error_setg(errp, "shift=auto and sleep=no are incompatible");
error_setg(errp, "shift=auto and sleep=off are incompatible");
}
use_icount = 2;

6
qemu-options.hx
View File

@ -3276,7 +3276,7 @@ re-inject them.
ETEXI
DEF("icount", HAS_ARG, QEMU_OPTION_icount, \
"-icount [shift=N|auto][,align=on|off][,sleep=no,rr=record|replay,rrfile=<filename>]\n" \
"-icount [shift=N|auto][,align=on|off][,sleep=on|off,rr=record|replay,rrfile=<filename>]\n" \
" enable virtual instruction counter with 2^N clock ticks per\n" \
" instruction, enable aligning the host and virtual clocks\n" \
" or disable real time cpu sleeping\n", QEMU_ARCH_ALL)
@ -3289,8 +3289,8 @@ then the virtual cpu speed will be automatically adjusted to keep virtual
time within a few seconds of real time.
When the virtual cpu is sleeping, the virtual time will advance at default
speed unless @option{sleep=no} is specified.
With @option{sleep=no}, the virtual time will jump to the next timer deadline
speed unless @option{sleep=on|off} is specified.
With @option{sleep=on|off}, the virtual time will jump to the next timer deadline
instantly whenever the virtual cpu goes to sleep mode and will not advance
if no timer is enabled. This behavior give deterministic execution times from
the guest point of view.