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cpus: Improve error messages on memsave, pmemsave write error

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qmp_memsave() and qmp_pmemsave() report fwrite() error as

    An IO error has occurred

Improve this to

    writing memory to '<filename>' failed

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-ID: <20240513141703.549874-5-armbru@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
This commit is contained in:
Markus Armbruster 2024-05-13 16:17:01 +02:00
parent 29ad187c1c
commit c59fb13be7
1 changed files with 4 additions and 2 deletions
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6
system/cpus.c
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@ -813,7 +813,8 @@ void qmp_memsave(int64_t addr, int64_t size, const char *filename,
goto exit;
}
if (fwrite(buf, 1, l, f) != l) {
error_setg(errp, QERR_IO_ERROR);
error_setg(errp, "writing memory to '%s' failed",
filename);
goto exit;
}
addr += l;
@ -843,7 +844,8 @@ void qmp_pmemsave(int64_t addr, int64_t size, const char *filename,
l = size;
cpu_physical_memory_read(addr, buf, l);
if (fwrite(buf, 1, l, f) != l) {
error_setg(errp, QERR_IO_ERROR);
error_setg(errp, "writing memory to '%s' failed",
filename);
goto exit;
}
addr += l;