The patch titled Subject: Fix wrong EOF compare has been added to the -mm tree. Its filename is debugging-keep-track-of-page-owners-fix-2.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: Minchan Kim <minchan@xxxxxxxxxx> Subject: Fix wrong EOF compare The C standards allows the character type char to be singed or unsinged, depending on the platform and compiler. Most of systems uses signed char, but those based on PowerPC and ARM processors typically use unsigned char. This can lead to unexpected results when the variable is used to compare with EOF(-1). It happens my ARM system and this patch fixes it. Signed-off-by: Minchan Kim <minchan@xxxxxxxxxx> Cc: Dave Hansen <dave@xxxxxxxxxxxxxxxxxx> Cc: Michal Nazarewicz <mina86@xxxxxxxxxx> Cc: Randy Dunlap <rdunlap@xxxxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- Documentation/page_owner.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff -puN Documentation/page_owner.c~debugging-keep-track-of-page-owners-fix-2 Documentation/page_owner.c --- a/Documentation/page_owner.c~debugging-keep-track-of-page-owners-fix-2 +++ a/Documentation/page_owner.c @@ -32,12 +32,13 @@ int read_block(char *buf, FILE *fin) { int ret = 0; int hit = 0; + int val; char *curr = buf; for (;;) { - *curr = getc(fin); - if (*curr == EOF) return -1; - + val = getc(fin); + if (val == EOF) return -1; + *curr = val; ret++; if (*curr == '\n' && hit == 1) return ret - 1; _ Patches currently in -mm which might be from minchan@xxxxxxxxxx are origin.patch mm-compaction-make-__compact_pgdat-and-compact_pgdat-return-void.patch mm-add-vm-event-counters-for-balloon-pages-compaction.patch mm-prevent-addition-of-pages-to-swap-if-may_writepage-is-unset.patch block-aio-batch-completion-for-bios-kiocbs-fix-fix-fix-fix-fix.patch debugging-keep-track-of-page-owners-fix-2.patch debugging-keep-track-of-page-owners-fix-2-fix.patch debugging-keep-track-of-page-owners-fix-2-fix-fix.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