| Message ID | 20230608110258.189493-12-hch@lst.de (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | [01/30] block: also call ->open for incremental partition opens | expand |
On Thu, Jun 8, 2023 at 1:03 PM Christoph Hellwig <hch@lst.de> wrote: > > holder is just an on-stack pointer that can easily be reused by other calls, > replace it with a static variable that doesn't change. > > Signed-off-by: Christoph Hellwig <hch@lst.de> > Reviewed-by: Hannes Reinecke <hare@suse.de> Acked-by: Rafael J. Wysocki <rafael@kernel.org> > --- > kernel/power/swap.c | 5 +++-- > 1 file changed, 3 insertions(+), 2 deletions(-) > > diff --git a/kernel/power/swap.c b/kernel/power/swap.c > index 81aec3b2c60510..b03ff1a33c7f68 100644 > --- a/kernel/power/swap.c > +++ b/kernel/power/swap.c > @@ -1510,6 +1510,8 @@ int swsusp_read(unsigned int *flags_p) > return error; > } > > +static void *swsusp_holder; > + > /** > * swsusp_check - Check for swsusp signature in the resume device > */ > @@ -1517,14 +1519,13 @@ int swsusp_read(unsigned int *flags_p) > int swsusp_check(bool snapshot_test) > { > int error; > - void *holder; > fmode_t mode = FMODE_READ; > > if (snapshot_test) > mode |= FMODE_EXCL; > > hib_resume_bdev = blkdev_get_by_dev(swsusp_resume_device, > - mode, &holder, NULL); > + mode, &swsusp_holder, NULL); > if (!IS_ERR(hib_resume_bdev)) { > set_blocksize(hib_resume_bdev, PAGE_SIZE); > clear_page(swsusp_header); > -- > 2.39.2 >
diff --git a/kernel/power/swap.c b/kernel/power/swap.c index 81aec3b2c60510..b03ff1a33c7f68 100644 --- a/kernel/power/swap.c +++ b/kernel/power/swap.c @@ -1510,6 +1510,8 @@ int swsusp_read(unsigned int *flags_p) return error; } +static void *swsusp_holder; + /** * swsusp_check - Check for swsusp signature in the resume device */ @@ -1517,14 +1519,13 @@ int swsusp_read(unsigned int *flags_p) int swsusp_check(bool snapshot_test) { int error; - void *holder; fmode_t mode = FMODE_READ; if (snapshot_test) mode |= FMODE_EXCL; hib_resume_bdev = blkdev_get_by_dev(swsusp_resume_device, - mode, &holder, NULL); + mode, &swsusp_holder, NULL); if (!IS_ERR(hib_resume_bdev)) { set_blocksize(hib_resume_bdev, PAGE_SIZE); clear_page(swsusp_header);