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authorNayna Jain <nayna@linux.vnet.ibm.com>2017-10-17 23:32:32 +0300
committerJarkko Sakkinen <jarkko.sakkinen@linux.intel.com>2018-01-08 13:58:33 +0300
commit5ef924d9e2e81e55c6aec056449a269409e15f21 (patch)
tree77efe1a4d50e91a0f3bac78cdfad029efb73deed /drivers/char/snsc.c
parentcf151a9a44d52a63332e8e926234574fe5a5d784 (diff)
downloadlinux-5ef924d9e2e81e55c6aec056449a269409e15f21.tar.xz
tpm: use tpm_msleep() value as max delay
Currently, tpm_msleep() uses delay_msec as the minimum value in usleep_range. However, that is the maximum time we want to wait. The function is modified to use the delay_msec as the maximum value, not the minimum value. After this change, performance on a TPM 1.2 with an 8 byte burstcount for 1000 extends improved from ~9sec to ~8sec. Fixes: 3b9af007869("tpm: replace msleep() with usleep_range() in TPM 1.2/ 2.0 generic drivers") Signed-off-by: Nayna Jain <nayna@linux.vnet.ibm.com> Acked-by: Mimi Zohar <zohar@linux.vnet.ibm.com> Tested-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Diffstat (limited to 'drivers/char/snsc.c')
0 files changed, 0 insertions, 0 deletions