[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [PATCH 11/15] mini-os: move tpm respgot member of struct file to device specific data
Juergen Gross, le jeu. 06 janv. 2022 12:57:37 +0100, a ecrit: > Tpmfront has a "respgot" flag in struct file, which can be moved to the > device specific data. While at it make it a bool. > > The respgot flag of the tpm_tis member of struct file can be removed, > as it is never read. > > Signed-off-by: Juergen Gross <jgross@xxxxxxxx> Reviewed-by: Samuel Thibault <samuel.thibault@xxxxxxxxxxxx> > --- > include/lib.h | 2 -- > include/tpmfront.h | 2 ++ > tpm_tis.c | 2 -- > tpmfront.c | 10 +++++----- > 4 files changed, 7 insertions(+), 9 deletions(-) > > diff --git a/include/lib.h b/include/lib.h > index f2a124e..d740065 100644 > --- a/include/lib.h > +++ b/include/lib.h > @@ -196,13 +196,11 @@ struct file { > #ifdef CONFIG_TPMFRONT > struct { > struct tpmfront_dev *dev; > - int respgot; > } tpmfront; > #endif > #ifdef CONFIG_TPM_TIS > struct { > struct tpm_chip *dev; > - int respgot; > } tpm_tis; > #endif > #ifdef CONFIG_XENBUS > diff --git a/include/tpmfront.h b/include/tpmfront.h > index c489fae..b7da50e 100644 > --- a/include/tpmfront.h > +++ b/include/tpmfront.h > @@ -25,6 +25,7 @@ > #ifndef TPMFRONT_H > #define TPMFRONT_H > > +#include <stdbool.h> > #include <mini-os/types.h> > #include <mini-os/os.h> > #include <mini-os/events.h> > @@ -53,6 +54,7 @@ struct tpmfront_dev { > > #ifdef HAVE_LIBC > int fd; > + bool respgot; > #endif > > }; > diff --git a/tpm_tis.c b/tpm_tis.c > index 8a632b1..4127118 100644 > --- a/tpm_tis.c > +++ b/tpm_tis.c > @@ -846,7 +846,6 @@ int tpm_tis_send(struct tpm_chip* tpm, uint8_t* buf, > size_t len) { > #ifdef HAVE_LIBC > if(tpm->fd >= 0) { > files[tpm->fd].read = false; > - files[tpm->fd].tpm_tis.respgot = 0; > files[tpm->fd].offset = 0; > } > #endif > @@ -1290,7 +1289,6 @@ int tpm_tis_open(struct tpm_chip* tpm) > tpm->fd = alloc_fd(FTYPE_TPM_TIS); > printk("tpm_tis_open() -> %d\n", tpm->fd); > files[tpm->fd].tpm_tis.dev = tpm; > - files[tpm->fd].tpm_tis.respgot = 0; > return tpm->fd; > } > > diff --git a/tpmfront.c b/tpmfront.c > index 8b2a910..be671c2 100644 > --- a/tpmfront.c > +++ b/tpmfront.c > @@ -439,8 +439,8 @@ int tpmfront_send(struct tpmfront_dev* dev, const > uint8_t* msg, size_t length) > #ifdef HAVE_LIBC > if(dev->fd >= 0) { > files[dev->fd].read = false; > - files[dev->fd].tpmfront.respgot = 0; > files[dev->fd].offset = 0; > + dev->respgot = false; > } > #endif > wmb(); > @@ -499,7 +499,7 @@ int i; > #endif > #ifdef HAVE_LIBC > if(dev->fd >= 0) { > - files[dev->fd].tpmfront.respgot = 1; > + dev->respgot = true; > } > #endif > quit: > @@ -539,7 +539,7 @@ int tpmfront_open(struct tpmfront_dev* dev) > dev->fd = alloc_fd(FTYPE_TPMFRONT); > printk("tpmfront_open(%s) -> %d\n", dev->nodename, dev->fd); > files[dev->fd].tpmfront.dev = dev; > - files[dev->fd].tpmfront.respgot = 0; > + dev->respgot = false; > return dev->fd; > } > > @@ -580,7 +580,7 @@ int tpmfront_posix_read(int fd, uint8_t* buf, size_t > count) > } > > /* get the response if we haven't already */ > - if(files[dev->fd].tpmfront.respgot == 0) { > + if (!dev->respgot) { > if ((rc = tpmfront_recv(dev, &dummybuf, &dummysz)) != 0) { > errno = EIO; > return -1; > @@ -610,7 +610,7 @@ int tpmfront_posix_fstat(int fd, struct stat* buf) > > /* If we have a response waiting, then read it now from the backend > * so we can get its length*/ > - if(dev->waiting || (files[dev->fd].read && > !files[dev->fd].tpmfront.respgot)) { > + if(dev->waiting || (files[dev->fd].read && !dev->respgot)) { > if ((rc = tpmfront_recv(dev, &dummybuf, &dummysz)) != 0) { > errno = EIO; > return -1; > -- > 2.26.2 > -- Samuel I am the "ILOVEGNU" signature virus. Just copy me to your signature. This email was infected under the terms of the GNU General Public License.
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