Message ID | 9124094-e4ab-8be7-ef80-9a87bdc2e4fc@google.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | shmem,tmpfs: general maintenance | expand |
On Fri 29-09-23 20:30:03, Hugh Dickins wrote: > By historical accident, shmem_acct_block() and shmem_inode_acct_block() > were never pluralized when the pages argument was added, despite their > complements being shmem_unacct_blocks() and shmem_inode_unacct_blocks() > all along. It has been an irritation: fix their naming at last. > > Signed-off-by: Hugh Dickins <hughd@google.com> OK. Feel free to add: Reviewed-by: Jan Kara <jack@suse.cz> Honza > --- > mm/shmem.c | 14 +++++++------- > 1 file changed, 7 insertions(+), 7 deletions(-) > > diff --git a/mm/shmem.c b/mm/shmem.c > index caee8ba841f7..63ba6037b23a 100644 > --- a/mm/shmem.c > +++ b/mm/shmem.c > @@ -189,10 +189,10 @@ static inline int shmem_reacct_size(unsigned long flags, > /* > * ... whereas tmpfs objects are accounted incrementally as > * pages are allocated, in order to allow large sparse files. > - * shmem_get_folio reports shmem_acct_block failure as -ENOSPC not -ENOMEM, > + * shmem_get_folio reports shmem_acct_blocks failure as -ENOSPC not -ENOMEM, > * so that a failure on a sparse tmpfs mapping will give SIGBUS not OOM. > */ > -static inline int shmem_acct_block(unsigned long flags, long pages) > +static inline int shmem_acct_blocks(unsigned long flags, long pages) > { > if (!(flags & VM_NORESERVE)) > return 0; > @@ -207,13 +207,13 @@ static inline void shmem_unacct_blocks(unsigned long flags, long pages) > vm_unacct_memory(pages * VM_ACCT(PAGE_SIZE)); > } > > -static int shmem_inode_acct_block(struct inode *inode, long pages) > +static int shmem_inode_acct_blocks(struct inode *inode, long pages) > { > struct shmem_inode_info *info = SHMEM_I(inode); > struct shmem_sb_info *sbinfo = SHMEM_SB(inode->i_sb); > int err = -ENOSPC; > > - if (shmem_acct_block(info->flags, pages)) > + if (shmem_acct_blocks(info->flags, pages)) > return err; > > might_sleep(); /* when quotas */ > @@ -447,7 +447,7 @@ bool shmem_charge(struct inode *inode, long pages) > { > struct address_space *mapping = inode->i_mapping; > > - if (shmem_inode_acct_block(inode, pages)) > + if (shmem_inode_acct_blocks(inode, pages)) > return false; > > /* nrpages adjustment first, then shmem_recalc_inode() when balanced */ > @@ -1671,7 +1671,7 @@ static struct folio *shmem_alloc_and_acct_folio(gfp_t gfp, struct inode *inode, > huge = false; > nr = huge ? HPAGE_PMD_NR : 1; > > - err = shmem_inode_acct_block(inode, nr); > + err = shmem_inode_acct_blocks(inode, nr); > if (err) > goto failed; > > @@ -2572,7 +2572,7 @@ int shmem_mfill_atomic_pte(pmd_t *dst_pmd, > int ret; > pgoff_t max_off; > > - if (shmem_inode_acct_block(inode, 1)) { > + if (shmem_inode_acct_blocks(inode, 1)) { > /* > * We may have got a page, returned -ENOENT triggering a retry, > * and now we find ourselves with -ENOMEM. Release the page, to > -- > 2.35.3 >
diff --git a/mm/shmem.c b/mm/shmem.c index caee8ba841f7..63ba6037b23a 100644 --- a/mm/shmem.c +++ b/mm/shmem.c @@ -189,10 +189,10 @@ static inline int shmem_reacct_size(unsigned long flags, /* * ... whereas tmpfs objects are accounted incrementally as * pages are allocated, in order to allow large sparse files. - * shmem_get_folio reports shmem_acct_block failure as -ENOSPC not -ENOMEM, + * shmem_get_folio reports shmem_acct_blocks failure as -ENOSPC not -ENOMEM, * so that a failure on a sparse tmpfs mapping will give SIGBUS not OOM. */ -static inline int shmem_acct_block(unsigned long flags, long pages) +static inline int shmem_acct_blocks(unsigned long flags, long pages) { if (!(flags & VM_NORESERVE)) return 0; @@ -207,13 +207,13 @@ static inline void shmem_unacct_blocks(unsigned long flags, long pages) vm_unacct_memory(pages * VM_ACCT(PAGE_SIZE)); } -static int shmem_inode_acct_block(struct inode *inode, long pages) +static int shmem_inode_acct_blocks(struct inode *inode, long pages) { struct shmem_inode_info *info = SHMEM_I(inode); struct shmem_sb_info *sbinfo = SHMEM_SB(inode->i_sb); int err = -ENOSPC; - if (shmem_acct_block(info->flags, pages)) + if (shmem_acct_blocks(info->flags, pages)) return err; might_sleep(); /* when quotas */ @@ -447,7 +447,7 @@ bool shmem_charge(struct inode *inode, long pages) { struct address_space *mapping = inode->i_mapping; - if (shmem_inode_acct_block(inode, pages)) + if (shmem_inode_acct_blocks(inode, pages)) return false; /* nrpages adjustment first, then shmem_recalc_inode() when balanced */ @@ -1671,7 +1671,7 @@ static struct folio *shmem_alloc_and_acct_folio(gfp_t gfp, struct inode *inode, huge = false; nr = huge ? HPAGE_PMD_NR : 1; - err = shmem_inode_acct_block(inode, nr); + err = shmem_inode_acct_blocks(inode, nr); if (err) goto failed; @@ -2572,7 +2572,7 @@ int shmem_mfill_atomic_pte(pmd_t *dst_pmd, int ret; pgoff_t max_off; - if (shmem_inode_acct_block(inode, 1)) { + if (shmem_inode_acct_blocks(inode, 1)) { /* * We may have got a page, returned -ENOENT triggering a retry, * and now we find ourselves with -ENOMEM. Release the page, to
By historical accident, shmem_acct_block() and shmem_inode_acct_block() were never pluralized when the pages argument was added, despite their complements being shmem_unacct_blocks() and shmem_inode_unacct_blocks() all along. It has been an irritation: fix their naming at last. Signed-off-by: Hugh Dickins <hughd@google.com> --- mm/shmem.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-)