The patch titled Subject: fs/buffer.c: change type of max_buffer_heads to unsigned long has been added to the -mm tree. Its filename is fs-bufferc-change-type-of-max_buffer_heads-to-unsigned-long.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/SubmitChecklist when testing your code *** The -mm tree is included into linux-next and is updated there every 3-4 working days ------------------------------------------------------ From: Zhang Yanfei <zhangyanfei@xxxxxxxxxxxxxx> Subject: fs/buffer.c: change type of max_buffer_heads to unsigned long max_buffer_heads is calculated from nr_free_buffer_pages(), so change its type to unsigned long in case of overflow. Signed-off-by: Zhang Yanfei <zhangyanfei@xxxxxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- fs/buffer.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff -puN fs/buffer.c~fs-bufferc-change-type-of-max_buffer_heads-to-unsigned-long fs/buffer.c --- a/fs/buffer.c~fs-bufferc-change-type-of-max_buffer_heads-to-unsigned-long +++ a/fs/buffer.c @@ -3237,7 +3237,7 @@ static struct kmem_cache *bh_cachep __re * Once the number of bh's in the machine exceeds this level, we start * stripping them in writeback. */ -static int max_buffer_heads; +static unsigned long max_buffer_heads; int buffer_heads_over_limit; @@ -3353,7 +3353,7 @@ EXPORT_SYMBOL(bh_submit_read); void __init buffer_init(void) { - int nrpages; + unsigned long nrpages; bh_cachep = kmem_cache_create("buffer_head", sizeof(struct buffer_head), 0, _ Patches currently in -mm which might be from zhangyanfei@xxxxxxxxxxxxxx are mm-fix-return-type-for-functions-nr_free__pages.patch ia64-use-%ld-to-print-pages-calculated-in-nr_free_buffer_pages.patch fs-bufferc-change-type-of-max_buffer_heads-to-unsigned-long.patch fs-nfsd-change-type-of-max_delegations-nfsd_drc_max_mem-and-nfsd_drc_mem_used.patch vmscan-change-type-of-vm_total_pages-to-unsigned-long.patch net-change-type-of-netns_ipvs-sysctl_sync_qlen_max.patch net-change-type-of-virtio_chan-p9_max_pages.patch binfmt_elf-remove-unused-argument-in-fill_elf_header.patch kexec-get-rid-of-duplicate-check-for-hole_end.patch -- To unsubscribe from this list: send the line "unsubscribe mm-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html