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Clarify error that geli generates

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when it finds corrupt data.

PR:		kern/165695
Submitted by:	Robert Simmons <rsimmons0@gmail.com>
Reviewed by:	pjd
Approved by:	cperciva
MFC after:	1 week
This commit is contained in:
Eitan Adler 2012-05-09 17:26:52 +00:00
parent b04b94d332
commit af23b88b5c
2 changed files with 7 additions and 3 deletions
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3
sbin/geom/class/eli/geli.8
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@ -924,6 +924,9 @@ will not protect your data against replay attacks.
It is recommended to write to the whole provider before first use, It is recommended to write to the whole provider before first use,
in order to make sure that all sectors and their corresponding in order to make sure that all sectors and their corresponding
checksums are properly initialized into a consistent state. checksums are properly initialized into a consistent state.
One can safely ignore data authentication errors that occur immediately
after the first time a provider is attached and before it is
initialized in this way.
.Sh SEE ALSO .Sh SEE ALSO
.Xr crypto 4 , .Xr crypto 4 ,
.Xr gbde 4 , .Xr gbde 4 ,

7
sys/geom/eli/g_eli_integrity.c
View File

@ -205,8 +205,8 @@ g_eli_auth_read_done(struct cryptop *crp)
* Report previous corruption if there was one. * Report previous corruption if there was one.
*/ */
if (coroff != -1) { if (coroff != -1) {
G_ELI_DEBUG(0, "%s: %jd bytes " G_ELI_DEBUG(0, "%s: Failed to authenticate %jd "
"corrupted at offset %jd.", "bytes of data at offset %jd",
sc->sc_name, (intmax_t)corsize, sc->sc_name, (intmax_t)corsize,
(intmax_t)coroff); (intmax_t)coroff);
coroff = -1; coroff = -1;
@ -221,7 +221,8 @@ g_eli_auth_read_done(struct cryptop *crp)
} }
/* Report previous corruption if there was one. */ /* Report previous corruption if there was one. */
if (coroff != -1) { if (coroff != -1) {
G_ELI_DEBUG(0, "%s: %jd bytes corrupted at offset %jd.", G_ELI_DEBUG(0, "%s: Failed to authenticate %jd "
"bytes of data at offset %jd",
sc->sc_name, (intmax_t)corsize, (intmax_t)coroff); sc->sc_name, (intmax_t)corsize, (intmax_t)coroff);
} }
} }