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authorKylene Jo Hall <kjhall@us.ibm.com>2006-01-08 01:03:15 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-01-08 20:13:55 -0800
commit55a82ab3181be039c6440d3f2f69260ad6fe2988 (patch)
tree6acf566ae3831b0f4f8b428fbaa0e335bc7a2691 /drivers/acpi/osl.c
parent485a6435abc3897934ce0dc530e31db93e9296a6 (diff)
downloadlinux-55a82ab3181be039c6440d3f2f69260ad6fe2988.tar.bz2
[PATCH] tpm: add bios measurement log
According to the TCG specifications measurements or hashes of the BIOS code and data are extended into TPM PCRS and a log is kept in an ACPI table of these extensions for later validation if desired. This patch exports the values in the ACPI table through a security-fs seq_file. Signed-off-by: Seiji Munetoh <munetoh@jp.ibm.com> Signed-off-by: Stefan Berger <stefanb@us.ibm.com> Signed-off-by: Reiner Sailer <sailer@us.ibm.com> Signed-off-by: Kylene Hall <kjhall@us.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/acpi/osl.c')
-rw-r--r--drivers/acpi/osl.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index e3cd0b16031a..20c9a37643c7 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -204,11 +204,13 @@ acpi_os_map_memory(acpi_physical_address phys, acpi_size size,
return AE_OK;
}
+EXPORT_SYMBOL_GPL(acpi_os_map_memory);
void acpi_os_unmap_memory(void __iomem * virt, acpi_size size)
{
iounmap(virt);
}
+EXPORT_SYMBOL_GPL(acpi_os_unmap_memory);
#ifdef ACPI_FUTURE_USAGE
acpi_status