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util/nvmutil: warn about partial gbe file writes

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Signed-off-by: Leah Rowe <leah@libreboot.org>
This commit is contained in:
Leah Rowe
2026-03-06 18:55:31 +00:00
parent 397fc78e58
commit 0698c6ada4
1 changed files with 10 additions and 5 deletions
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util/nvmutil/nvmutil.c
+10 -5
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@@ -759,11 +759,16 @@ write_gbe(void)
static void
write_gbe_part(size_t p)
{
if (pwrite(fd, gbe_mem_offset(p, "pwrite"),
GBE_PART_SIZE, gbe_file_offset(p, "pwrite")) != GBE_PART_SIZE) {
err(ECANCELED,
"Can't write %d b to '%s' p%d", GBE_PART_SIZE, fname, p);
}
ssize_t rval = pwrite(fd, gbe_mem_offset(p, "pwrite"),
GBE_PART_SIZE, gbe_file_offset(p, "pwrite"));
if (rval == -1)
err(ECANCELED, "Can't write %zx b to '%s' p%zx",
GBE_PART_SIZE, fname, p);
if (rval != GBE_PART_SIZE)
err(ECANCELED, "CORRUPTED WRITE (%zx b) to file '%s' p%zx",
rval, fname, p);
}
/*