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author | Ingo Molnar <mingo@kernel.org> | 2021-02-12 13:36:43 +0100 |
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committer | Ingo Molnar <mingo@kernel.org> | 2021-02-12 13:36:43 +0100 |
commit | a3251c1a36f595046bea03935ebe37a1e1f1f1d7 (patch) | |
tree | 14b51f8bf1d7e1bb35697cb4704255b51b15baa9 /Documentation/admin-guide/device-mapper/dm-integrity.rst | |
parent | 72f40a2823d6e16229ab58b898c6f22044e5222f (diff) | |
parent | ab234a260b1f625b26cbefa93ca365b0ae66df33 (diff) |
Merge branch 'x86/paravirt' into x86/entry
Merge in the recent paravirt changes to resolve conflicts caused
by objtool annotations.
Conflicts:
arch/x86/xen/xen-asm.S
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'Documentation/admin-guide/device-mapper/dm-integrity.rst')
-rw-r--r-- | Documentation/admin-guide/device-mapper/dm-integrity.rst | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/Documentation/admin-guide/device-mapper/dm-integrity.rst b/Documentation/admin-guide/device-mapper/dm-integrity.rst index 4e6f504474ac..2cc5488acbd9 100644 --- a/Documentation/admin-guide/device-mapper/dm-integrity.rst +++ b/Documentation/admin-guide/device-mapper/dm-integrity.rst @@ -177,14 +177,20 @@ bitmap_flush_interval:number The bitmap flush interval in milliseconds. The metadata buffers are synchronized when this interval expires. +allow_discards + Allow block discard requests (a.k.a. TRIM) for the integrity device. + Discards are only allowed to devices using internal hash. + fix_padding Use a smaller padding of the tag area that is more space-efficient. If this option is not present, large padding is used - that is for compatibility with older kernels. -allow_discards - Allow block discard requests (a.k.a. TRIM) for the integrity device. - Discards are only allowed to devices using internal hash. +legacy_recalculate + Allow recalculating of volumes with HMAC keys. This is disabled by + default for security reasons - an attacker could modify the volume, + set recalc_sector to zero, and the kernel would not detect the + modification. The journal mode (D/J), buffer_sectors, journal_watermark, commit_time and allow_discards can be changed when reloading the target (load an inactive |