Messages in this thread Patch in this message | | | Subject | [PATCH] tpm: interrupt clear fix | From | Kylene Jo Hall <> | Date | Wed, 12 Jul 2006 14:01:53 -0700 |
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Under stress testing I found that the interrupt is not always cleared. This is a bug and this patch should go into 2.6.18 and 2.6.17.x.
Signed-off-by: Kylene Hall <kjhall@us.ibm.com> --- --- tcg/tpmdd/drivers/char/tpm/tpm_tis.c 2006-06-07 11:37:08.000000000 -0700 +++ linux-2.6.17/drivers/char/tpm/tpm_tis.c 2006-07-10 12:58:28.000000000 -0700 @@ -424,6 +424,7 @@ static irqreturn_t tis_int_handler(int i iowrite32(interrupt, chip->vendor.iobase + TPM_INT_STATUS(chip->vendor.locality)); + mb(); return IRQ_HANDLED; }
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