On Mon, 2009-04-13 at 18:38 +0530, Manas K Nayak wrote: > Hi Maxin, > > >Maxin John <[email protected]> wrote on 04/13/2009 06:25:54 PM: > > > Hi Manas, > > > > I am very glad to know that the test program can be used in LTP for > > cacheflush() testing. I have no objections in contributing the same > > code to LTP under GPL. >
Thanks Maxim, > Thanks a lot... :) > > > Hi Subrata, > Could you please include this test in LTP ? > > Manas, I will test and let you know. Regards-- Subrata > > > > Warm Regards, > > Maxin B. John > > > > > > On Mon, Apr 13, 2009 at 5:57 PM, Manas K Nayak <[email protected]> > wrote: > > > Hi John, > > > > > >>cacheflush man page states that cacheflush() will set EINVAL if cache > > >>parameter is not one of ICACHE, DCACHE, or BCACHE. > > >>In order to confirm this behavior, I have executed the below listed > > >>program (cacheflush_check.c) in Toshiba RBTX4937 board (MIPS) with > > >>2.6.29.1 kernel. > > > > > > I picked up this test program written by you and ported the same to LTP > > > under GPL. It would be great if you do not have any objection in > > > contributing this test to LTP. The below patch does exactly that. > > > > > > Original-Author: Maxin John <[email protected]>, > > > Ported-To-LTP-By: Manas K Nayak <[email protected]>, > > > --- > > > > > > --- ltp-full-20090331.orig/testcases/kernel/syscalls/cacheflush/ > > cacheflush01.c 1970-01-01 05:30:00.000000000 +0530 > > > +++ ltp-full-20090331/testcases/kernel/syscalls/cacheflush/ > > cacheflush01.c 2009-04-13 17:33:00.000000000 +0530 > > > @@ -0,0 +1,192 @@ > > > +/ > > > ******************************************************************************/ > > > > +/* Copyright (c) Maxin John <[email protected]>, 2009 > > */ > > > +/* LKML Reference: http://lkml.org/lkml/2009/4/9/203 > > */ > > > +/* This program is free software; you can redistribute it and/or > > modify */ > > > +/* it under the terms of the GNU General Public License as > > published by */ > > > +/* the Free Software Foundation; either version 2 of the License, > > or */ > > > +/* (at your option) any later version. > > */ > > > +/* > > */ > > > +/* This program is distributed in the hope that it will be > > useful, */ > > > +/* but WITHOUT ANY WARRANTY; without even the implied warranty > > of */ > > > +/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See > > */ > > > +/* the GNU General Public License for more details. > > */ > > > +/* > > */ > > > +/* You should have received a copy of the GNU General Public > > License */ > > > +/* along with this program; if not, write to the Free Software > > */ > > > +/* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA > > 02111-1307 USA */ > > > +/* > > */ > > > +/ > > > ******************************************************************************/ > > > > +/ > > > ******************************************************************************/ > > > > +/* > > */ > > > +/* File: cacheflush01.c > > */ > > > +/* > > */ > > > +/* Description: The cacheflush_check() syscall > > */ > > > +/* Tests EINVAL error of cacheflush system call. > > */ > > > +/* Its expected behaviour is cacheflush() should > > return -EINVAL */ > > > +/* when cache parameter is not one of ICACHE, DCACHE, > > or BCACHE. */ > > > +/* > > */ > > > +/* Usage: <for command-line> > > */ > > > +/* cacheflush01 [-c n] [-e][-i n] [-I x] [-p x] [-t] > > */ > > > +/* where, -c n : Run n copies concurrently. > > */ > > > +/* -e : Turn on errno logging. > > */ > > > +/* -i n : Execute test n times. > > */ > > > +/* -I x : Execute test for x seconds. > > */ > > > +/* -P x : Pause for x seconds between iterations. > > */ > > > +/* -t : Turn on syscall timing. > > */ > > > +/* > > */ > > > +/* Total Tests: 1 > > */ > > > +/* > > */ > > > +/* Test Name: cacheflush01 > > */ > > > +/ > > > ******************************************************************************/ > > > > + > > > +#include <sys/syscall.h> > > > +#include <unistd.h> > > > +#include <stdio.h> > > > +#include <stdlib.h> > > > +#include <errno.h> > > > + > > > +#if defined __mips__ > > > +#include <asm/cachectl.h> > > > +int cacheflush(char *addr, int nbytes, int cache) > > > +{ > > > + return syscall(__NR_cacheflush, addr, nbytes, cache); > > > +} > > > +#endif /* __mips__ */ > > > + > > > +#ifndef ICACHE > > > +#define ICACHE (1<<0) /* flush instruction cache */ > > > +#endif > > > +#ifndef DCACHE > > > +#define DCACHE (1<<1) /* writeback and flush data cache */ > > > +#endif > > > +#ifndef BCACHE > > > +#define BCACHE (ICACHE|DCACHE) /* flush both > caches */ > > > +#endif > > > + > > > +/* Harness Specific Incnude Files. */ > > > +#include "test.h" > > > +#include "usctest.h" > > > +#include "linux_syscall_numbers.h" > > > + > > > +/* Extern Global Variables */ > > > +extern int Tst_count; /* counter for tst_xxx > routines. */ > > > +extern char *TESTDIR; /* temporary dir created by > tst_tmpdir() */ > > > + > > > +/* Global Variables */ > > > +char *TCID = "cacheflush01"; /* Test program identifier.*/ > > > +int testno; > > > +int TST_TOTAL = 1; /* total number of tests in > > this file. */ > > > + > > > +#if defined __mips__ > > > +/* Extern Global Functions */ > > > +/ > > > ******************************************************************************/ > > > > +/* > > */ > > > +/* Function: cleanup > > */ > > > +/* > > */ > > > +/* Description: Performs all one time clean up for this test on > > successful */ > > > +/* completion, premature exit or failure. Closes > > all temporary */ > > > +/* files, removes all temporary directories exits > > the test with */ > > > +/* appropriate return code by calling tst_exit() > > function. */ > > > +/* > > */ > > > +/* Input: None. > > */ > > > +/* > > */ > > > +/* Output: None. > > */ > > > +/* > > */ > > > +/* Return: On failure - Exits calling tst_exit(). Non '0' > > return code. */ > > > +/* On success - Exits calling tst_exit(). With '0' > > return code. */ > > > +/* > > */ > > > +/ > > > ******************************************************************************/ > > > > +extern void cleanup() { > > > + /* Remove tmp dir and all files in it */ > > > + TEST_CLEANUP; > > > + tst_rmdir(); > > > + > > > + /* Exit with appropriate return code. */ > > > + tst_exit(); > > > +} > > > + > > > +/* Local Functions */ > > > +/ > > > ******************************************************************************/ > > > > +/* > > */ > > > +/* Function: setup > > */ > > > +/* > > */ > > > +/* Description: Performs all one time setup for this test. This > > function is */ > > > +/* typically used to capture signals, create > > temporary dirs */ > > > +/* and temporary files that may be used in the > > course of this */ > > > +/* test. > > */ > > > +/* > > */ > > > +/* Input: None. > > */ > > > +/* > > */ > > > +/* Output: None. > > */ > > > +/* > > */ > > > +/* Return: On failure - Exits by calling cleanup(). > > */ > > > +/* On success - returns 0. > > */ > > > +/* > > */ > > > +/ > > > ******************************************************************************/ > > > > +void setup() { > > > + /* Capture signals if any */ > > > + /* Create temporary directories */ > > > + TEST_PAUSE; > > > + tst_tmpdir(); > > > +} > > > + > > > +int main(int ac, char **av) { > > > + > > > + /* cacheflush man page states that cacheflush() is > > only applicable to MIPS architecture */ > > > + char *addr = NULL; > > > + int lc; /* loop counter */ > > > + char *msg; /* message returned from parse_opts */ > > > + > > > + /* parse standard options */ > > > + if ((msg = parse_opts(ac, av, (option_t *)NULL, NULL)) != > > (char *)NULL){ > > > + tst_brkm(TBROK, cleanup, "OPTION PARSING ERROR - %s", > msg); > > > + tst_exit(); > > > + } > > > + > > > + setup(); > > > + > > > + /* Check looping state if -i option given */ > > > + for (lc = 0; TEST_LOOPING(lc); ++lc) { > > > + Tst_count = 0; > > > + for (testno = 0; testno < TST_TOTAL; ++testno) { > > > + /* Create some user address range */ > > > + addr = malloc(getpagesize()); > > > + if (addr == NULL) { > > > + tst_resm(TFAIL, "%s, Malloc error errno = > > %d : %s",TCID, TEST_ERRNO, strerror(TEST_ERRNO)); > > > + cleanup(); > > > + tst_exit(); > > > + } > > > + > > > + /* Invokes cacheflush() with proper parameters */ > > > + TEST(cacheflush(addr, getpagesize(), ICACHE)); > > > + TEST(cacheflush(addr, getpagesize(), DCACHE)); > > > + TEST(cacheflush(addr, getpagesize(), BCACHE)); > > > + > > > + /* Tests whether cacheflush() returns -EINVAL */ > > > + TEST(cacheflush(addr, getpagesize(), 0)); > > > + if(TEST_RETURN < 0){ > > > + if (TEST_ERRNO == EINVAL) { > > > + tst_resm(TPASS, "%s PASS -with > > expected errno = %d : %s\n", TCID, TEST_ERRNO, strerror(TEST_ERRNO)); > > > + cleanup(); > > > + tst_exit(); > > > + } else { > > > + tst_resm(TFAIL, "%s FAIL -with > > unexpected errno = %d : %s\n", TCID, TEST_ERRNO, strerror(TEST_ERRNO)); > > > + cleanup(); > > > + tst_exit(); > > > + } > > > + } > > > + tst_resm(TFAIL, "%s FAIL -with unexpected > > errno = %d : %s\n", TCID, TEST_ERRNO, strerror(TEST_ERRNO)); > > > + cleanup(); > > > + } > > > + > > > + } > > > + tst_exit(); > > > +} > > > + > > > +#else > > > +int main(int ac, char **av) { > > > + > > > + tst_resm(TCONF, "is not available for this architecture"); > > > + tst_exit(); > > > +} > > > +#endif > > > --- ltp-full-20090331.orig/testcases/kernel/syscalls/cacheflush/ > > Makefile 1970-01-01 05:30:00.000000000 +0530 > > > +++ ltp-full-20090331/testcases/kernel/syscalls/cacheflush/ > > Makefile 2009-04-13 17:16:11.000000000 +0530 > > > @@ -0,0 +1,31 @@ > > > +# > > > +# Copyright (c) International Business Machines Corp., 2009 > > > +# > > > +# This program is free software; you can redistribute it and/or > modify > > > +# it under the terms of the GNU General Public License as published > by > > > +# the Free Software Foundation; either version 2 of the License, or > > > +# (at your option) any later version. > > > +# > > > +# This program is distributed in the hope that it will be useful, > > > +# but WITHOUT ANY WARRANTY; without even the implied warranty of > > > +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See > > > +# the GNU General Public License for more details. > > > +# > > > +# You should have received a copy of the GNU General Public License > > > +# along with this program; if not, write to the Free Software > > > +# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA > > 02110-1301 USA > > > +# > > > + > > > +CFLAGS += -I../../../../include -Wall > > > +LDLIBS += -L../../../../lib -lltp > > > + > > > +SRCS = $(wildcard *.c) > > > +TARGETS = $(patsubst %.c,%,$(SRCS)) > > > + > > > +all: $(TARGETS) > > > + > > > +install: > > > + @set -e; for i in $(TARGETS); do ln -f $$i ../../../bin/$$i ; > done > > > + > > > +clean: > > > + rm -f $(TARGETS) > > > --- ltp-full-20090331.orig/runtest/syscalls 2009-04-13 17:43: > > 04.000000000 +0530 > > > +++ ltp-full-20090331/runtest/syscalls 2009-04-13 17:35:46.000000000 > +0530 > > > @@ -36,6 +36,8 @@ capget02 capget02 > > > capset01 capset01 > > > capset02 capset02 > > > > > > +cacheflush01 cacheflush01 > > > + > > > chdir01 chdir01 > > > chdir01A symlink01 -T chdir01 > > > chdir02 chdir02 > > > > > > --- > > > Regards-- > > > Manas > > > > > > > > Regards... > Manas > > > ------------------------------------------------------------------------------ > This SF.net email is sponsored by: > High Quality Requirements in a Collaborative Environment. > Download a free trial of Rational Requirements Composer Now! > http://p.sf.net/sfu/www-ibm-com > _______________________________________________ > Ltp-list mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/ltp-list ------------------------------------------------------------------------------ This SF.net email is sponsored by: High Quality Requirements in a Collaborative Environment. 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