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| author | Christian Krinitsin <mail@krinitsin.com> | 2025-06-30 12:24:58 +0000 |
|---|---|---|
| committer | Christian Krinitsin <mail@krinitsin.com> | 2025-06-30 12:27:06 +0000 |
| commit | 33606b41d35115f887ea688b1a16f2ff85bf2fe4 (patch) | |
| tree | 406b2c7b19a087ba437c68f3dbf0b589fa1d6150 /results/scraper/launchpad-without-comments/1652373 | |
| parent | adedf8771bc4de3113041ca21bd4d0d1c0014b6a (diff) | |
| download | qemu-analysis-33606b41d35115f887ea688b1a16f2ff85bf2fe4.tar.gz qemu-analysis-33606b41d35115f887ea688b1a16f2ff85bf2fe4.zip | |
add launchpad bug reports without comments
Diffstat (limited to 'results/scraper/launchpad-without-comments/1652373')
| -rw-r--r-- | results/scraper/launchpad-without-comments/1652373 | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/results/scraper/launchpad-without-comments/1652373 b/results/scraper/launchpad-without-comments/1652373 new file mode 100644 index 000000000..d39808bd5 --- /dev/null +++ b/results/scraper/launchpad-without-comments/1652373 @@ -0,0 +1,7 @@ +User-mode QEMU is not deterministic + +QEMU in user-mode (linux-user or bsd-user) has no way to get the equivalent of the "-icount" argument found in softmmu mode. + +It is true that some system calls in user-mode can prevent deterministic execution, but it would be very simple to patch time-related syscalls to return a number based on icount when in deterministic mode. + +Putting both changes together (icount + time-related syscalls) would cover the needs for deterministic execution of most benchmarks (i.e., those not interacting with the network or other programs in the system). \ No newline at end of file |