Hi, --- Subrata Modak <[EMAIL PROTECTED]> wrote:
> > # ./hugemmap02 -H /dev/hugetlbfs > > Segmentation fault > > > > It gives warnings when compiling, > > > > # make > > cc -I../../../../../include -g -Wall hugemmap02.c -L../../../../../lib > > -lltp -o > hugemmap02 > > hugemmap02.c: In function âmainâ: > > hugemmap02.c:149: warning: integer constant is too large for âlongâ type > > hugemmap02.c:156: warning: integer constant is too large for âlongâ type > > > > The following patch fixes it by making low memory addresses falling in a 2G > > - 3G range. > > > > Signed-off-by: CAI Qian <[EMAIL PROTECTED]> > > This is quite interesting. hugemmap02 fails for me in i386 & ppc64 both > pre and post patching. However it passes in x86_64 both pre and post > stages. However, as you pointed out, the patch addresses the WARNINGs > well. So, i would like to merge this for that very reason. Meanwhile, > when you have time, please look in to this for both i386 and ppc64 > systems. I do not have access to ia64 at this moment and no ia32 at all. > I am hoping that it works fine in both those systems for you. > No, it does not only fixes warnings, but also SIGSEGV. Did you mount a hugetlbfs before run the test? If not, could you try the following, # echo 20 > /proc/sys/vm/nr_hugepages # cat /proc/meminfo MemTotal: 2074492 kB MemFree: 1575332 kB Buffers: 40484 kB Cached: 299800 kB SwapCached: 0 kB Active: 175924 kB Inactive: 195856 kB HighTotal: 1178624 kB HighFree: 758980 kB LowTotal: 895868 kB LowFree: 816352 kB SwapTotal: 4128760 kB SwapFree: 4128760 kB Dirty: 8 kB Writeback: 0 kB AnonPages: 31392 kB Mapped: 10624 kB Slab: 35512 kB PageTables: 1324 kB NFS_Unstable: 0 kB Bounce: 0 kB CommitLimit: 5125044 kB Committed_AS: 92792 kB VmallocTotal: 114680 kB VmallocUsed: 4772 kB VmallocChunk: 109360 kB HugePages_Total: 20 HugePages_Free: 20 HugePages_Rsvd: 0 Hugepagesize: 4096 kB # mkdir /dev/hugetlbfs # mount -t hugetlbfs hugetlbfs /dev/hugetlbfs # ulimit -s unlimited # ./hugemmap02 -H /dev/hugetlbfs I have tested successfully on IA-32, x86_64 and PPC64. It failed on IA-64 and s390x, because it seems not consider the differences of page sizes on those systems. I'll send separate patches for those later. Cai Qian > 1) $ uname -a > Linux 2.6.18-92.el5 #1 SMP Tue Apr 29 13:16:12 EDT 2008 i686 i686 i386 > GNU/Linux > > hugemmap02 -H/tmp -I10 -c10 > ==================================================== > Pre-Patching: > ==================================================== > hugemmap02 1 FAIL : huge mmap() unexpectedly succeeded > on /tmp/22393mmapfile for 32-bit, errno=0 : Success > hugemmap02 1 FAIL : huge mmap() unexpectedly succeeded > on /tmp/22393mmapfile for 32-bit, errno=0 : Success > ........................ > hugemmap02 1 FAIL : huge mmap() unexpectedly succeeded > on /tmp/22393mmapfile for 32-bit, errno=0 : Success > hugemmap02 1 BROK : Unexpected signal 15 received. > ==================================================== > Post-Patching: > ==================================================== > hugemmap02 1 FAIL : huge mmap() unexpectedly succeeded > on /tmp/2093mmapfile for 32-bit, errno=0 : Success > hugemmap02 1 FAIL : huge mmap() unexpectedly succeeded > on /tmp/2093mmapfile for 32-bit, errno=0 : Success > ..................................... > ..................................... > hugemmap02 1 FAIL : huge mmap() unexpectedly succeeded > on /tmp/2093mmapfile for 32-bit, errno=0 : Success > hugemmap02 1 FAIL : huge mmap() unexpectedly succeeded > on /tmp/2093mmapfile for 32-bit, errno=0 : Success > ==================================================== > > > > > > 2) uname -a > Linux 2.6.27-autokern1 #1 SMP Mon Oct 20 07:31:24 UTC 2008 ppc64 > GNU/Linux > > ==================================================== > Pre-Patching: > ==================================================== > hugemmap02 1 FAIL : huge mmap() unexpectedly succeeded > on /tmp/7241mmapfile for 32-bit, errno=0 : Success > hugemmap02 1 FAIL : huge mmap() unexpectedly succeeded > on /tmp/7241mmapfile for 32-bit, errno=0 : Success > ................................ > ................................ > hugemmap02 1 FAIL : huge mmap() unexpectedly succeeded > on /tmp/7241mmapfile for 32-bit, errno=0 : Success > hugemmap02 1 FAIL : huge mmap() unexpectedly succeeded > on /tmp/7241mmapfile for 32-bit, errno=0 : Success > hugemmap02 1 BROK : Unexpected signal 15 received. > hugemmap02 1 BROK : Unexpected signal 15 received. > ==================================================== > Post-Patching: > ==================================================== > hugemmap02 1 FAIL : huge mmap() unexpectedly succeeded > on /tmp/11711mmapfile for 32-bit, errno=0 : Success > hugemmap02 1 FAIL : huge mmap() unexpectedly succeeded > on /tmp/11711mmapfile for 32-bit, errno=0 : Success > ................................ > ................................ > hugemmap02 1 FAIL : huge mmap() unexpectedly succeeded > on /tmp/11711mmapfile for 32-bit, errno=0 : Success > hugemmap02 1 FAIL : huge mmap() unexpectedly succeeded > on /tmp/11711mmapfile for 32-bit, errno=0 : Success > hugemmap02 1 FAIL : huge mmap() unexpectedly succeeded > on /tmp/11711mmapfile for 32-bit, errno=0 : Success > hugemmap02 1 BROK : Unexpected signal 15 received. > ==================================================== > > > > > > 3) uname -a > Linux 2.6.27-autokern1 #1 SMP PREEMPT Mon Oct 20 07:30:55 UTC 2008 > x86_64 GNU/Linux > > ==================================================== > Pre-Patching: > ==================================================== > hugemmap02 1 PASS : huge mmap() correctly succeeded for 64-bit > hugemmap02 1 PASS : huge mmap() correctly succeeded for 64-bit > ................................ > ................................ > hugemmap02 1 PASS : huge mmap() correctly succeeded for 64-bit > hugemmap02 1 PASS : huge mmap() correctly succeeded for 64-bit > hugemmap02 1 BROK : Unexpected signal 15 received. > hugemmap02 1 BROK : Unexpected signal 15 received. > hugemmap02 1 PASS : huge mmap() correctly succeeded for 64-bit > hugemmap02 1 BROK : Unexpected signal 15 received. > hugemmap02 1 PASS : huge mmap() correctly succeeded for 64-bit > hugemmap02 1 BROK : Unexpected signal 15 received. > hugemmap02 1 PASS : huge mmap() correctly succeeded for 64-bit > hugemmap02 1 BROK : Unexpected signal 15 received. > ==================================================== > Post-Patching: > ==================================================== > hugemmap02 1 PASS : huge mmap() correctly succeeded for 64-bit > hugemmap02 1 PASS : huge mmap() correctly succeeded for 64-bit > ................................ > ................................ > hugemmap02 1 PASS : huge mmap() correctly succeeded for 64-bit > hugemmap02 1 PASS : huge mmap() correctly succeeded for 64-bit > hugemmap02 1 PASS : huge mmap() correctly succeeded for 64-bit > hugemmap02 1 PASS : huge mmap() correctly succeeded for 64-bit > hugemmap02 1 BROK : Unexpected signal 15 received. > hugemmap02 1 PASS : huge mmap() correctly succeeded for 64-bit > hugemmap02 1 BROK : Unexpected signal 15 received. > hugemmap02 1 PASS : huge mmap() correctly succeeded for 64-bit > hugemmap02 1 BROK : Unexpected signal 15 received. > hugemmap02 1 PASS : huge mmap() correctly succeeded for 64-bit > hugemmap02 1 BROK : Unexpected signal 15 received. > hugemmap02 1 PASS : huge mmap() correctly succeeded for 64-bit > hugemmap02 1 BROK : Unexpected signal 15 received. > ==================================================== > > > > > 4) uname -a > Linux 2.6.27-autokern1 #1 SMP Mon Oct 20 00:45:37 PDT 2008 i686 > GNU/Linux > > ==================================================== > Pre-Patching: > ==================================================== > hugemmap02 1 FAIL : huge mmap() unexpectedly succeeded > on /tmp/27446mmapfile for 32-bit, errno=0 : Success > hugemmap02 1 FAIL : huge mmap() unexpectedly succeeded > on /tmp/27446mmapfile for 32-bit, errno=0 : Success > ................................ > ................................ > hugemmap02 1 FAIL : huge mmap() unexpectedly succeeded > on /tmp/27446mmapfile for 32-bit, errno=0 : Success > hugemmap02 1 FAIL : huge mmap() unexpectedly succeeded > on /tmp/27446mmapfile for 32-bit, errno=0 : Success > hugemmap02 1 FAIL : huge mmap() unexpectedly succeeded > on /tmp/27446mmapfile for 32-bit, errno=0 : Success > hugemmap02 1 FAIL : huge mmap() unexpectedly succeeded > on /tmp/27446mmapfile for 32-bit, errno=0 : Success > hugemmap02 1 BROK : Unexpected signal 15 received. > hugemmap02 1 FAIL : huge mmap() unexpectedly succeeded > on /tmp/27446mmapfile for 32-bit, errno=0 : Success > hugemmap02 1 BROK : Unexpected signal 15 received. > hugemmap02 1 FAIL : huge mmap() unexpectedly succeeded > on /tmp/27446mmapfile for 32-bit, errno=0 : Success > hugemmap02 1 BROK : Unexpected signal 15 received. > hugemmap02 1 FAIL : huge mmap() unexpectedly succeeded > on /tmp/27446mmapfile for 32-bit, errno=0 : Success > hugemmap02 1 BROK : Unexpected signal 15 received. > hugemmap02 1 FAIL : huge mmap() unexpectedly succeeded > on /tmp/27446mmapfile for 32-bit, errno=0 : Success > hugemmap02 1 BROK : Unexpected signal 15 received. > hugemmap02 1 FAIL : huge mmap() unexpectedly succeeded > on /tmp/27446mmapfile for 32-bit, errno=0 : Success > hugemmap02 1 BROK : Unexpected signal 15 received. > ==================================================== > Post-Patching: > ==================================================== > hugemmap02 1 FAIL : huge mmap() unexpectedly succeeded > on /tmp/31894mmapfile for 32-bit, errno=0 : Success > hugemmap02 1 FAIL : huge mmap() unexpectedly succeeded > on /tmp/31894mmapfile for 32-bit, errno=0 : Success > ................................ > ................................ > hugemmap02 1 FAIL : huge mmap() unexpectedly succeeded > on /tmp/31894mmapfile for 32-bit, errno=0 : Success > hugemmap02 1 FAIL : huge mmap() unexpectedly succeeded > on /tmp/31894mmapfile for 32-bit, errno=0 : Success > hugemmap02 1 FAIL : huge mmap() unexpectedly succeeded > on /tmp/31894mmapfile for 32-bit, errno=0 : Success > hugemmap02 1 FAIL : huge mmap() unexpectedly succeeded > on /tmp/31894mmapfile for 32-bit, errno=0 : Success > hugemmap02 1 FAIL : huge mmap() unexpectedly succeeded > === message truncated === ------------------------------------------------------------------------- This SF.Net email is sponsored by the Moblin Your Move Developer's challenge Build the coolest Linux based applications with Moblin SDK & win great prizes Grand prize is a trip for two to an Open Source event anywhere in the world http://moblin-contest.org/redirect.php?banner_id=100&url=/ _______________________________________________ Ltp-list mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/ltp-list
