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Commit 825c27d2 authored by San Mehat's avatar San Mehat
Browse files

vold: Give logwrapper the ability to put jobs into the background sched group. 



   Also set disk check/format execution to background.

Signed-off-by: default avatarSan Mehat <san@google.com>
parent 2cf6cff7

vold/format.c

+2 −2
Original line number Original line Diff line number Diff line
@@ -44,7 +44,7 @@ int format_partition(blkdev_t *part, char *type) 
        args[3] = "-O android";

        args[3] = "-O android";

        args[4] = devpath;

        args[4] = devpath;

        args[5] = NULL;

        args[5] = NULL;

        rc = logwrap(5, args);

        rc = logwrap(5, args, 1);

    } else {

    } else {

        char *args[7];

        char *args[7];

        args[0] = MKE2FS_PATH;

        args[0] = MKE2FS_PATH;
@@ -54,7 +54,7 @@ int format_partition(blkdev_t *part, char *type) 
        args[4] = "-v";

        args[4] = "-v";

        args[5] = devpath;

        args[5] = devpath;

        args[6] = NULL;

        args[6] = NULL;

        rc = logwrap(6, args);

        rc = logwrap(6, args, 1);

    }

    }

 

 

    free(devpath);

    free(devpath);

vold/logwrapper.c

+20 −1
Original line number Original line Diff line number Diff line
@@ -100,7 +100,7 @@ void child(int argc, char* argv[]) { 
    }

    }

}

}





int logwrap(int argc, char* argv[], pid_t *childPid)

int logwrap(int argc, char* argv[], pid_t *childPid, int background)

{

{

    pid_t pid;

    pid_t pid;
@@ -138,6 +138,25 @@ int logwrap(int argc, char* argv[], pid_t *childPid) 
        dup2(child_ptty, 2);

        dup2(child_ptty, 2);

        close(child_ptty);

        close(child_ptty);





        if (background) {

            int fd = open("/dev/cpuctl/bg_non_interactive/tasks", O_WRONLY);

      

            if (fd >=0 ) {

                char text[64];



                sprintf(text, "%d", getpid());

                if (write(fd, text, strlen(text)) < 0) {

                    LOG(LOG_WARN, "logwrapper",

                        "Unable to background process (%s)", strerror(errno));

                    close(fd);

                }

                close(fd);

            } else {

                LOG(LOG_WARN, "logwrapper",

                    "Unable to background process (%s)", strerror(errno));

            }

        }



        child(argc, argv);

        child(argc, argv);

    } else {

    } else {

        return parent(argv[0], parent_ptty);

        return parent(argv[0], parent_ptty);

vold/logwrapper.h

+1 −1
Original line number Original line Diff line number Diff line
@@ -19,5 +19,5 @@ 
#define _LOGWRAPPER_H

#define _LOGWRAPPER_H





#include <stdlib.h>

#include <stdlib.h>

int logwrap(int argc, char* argv[]);

int logwrap(int argc, char* argv[], int background);

#endif
 
#endif

vold/volmgr_ext3.c

+1 −1
Original line number Original line Diff line number Diff line
@@ -107,7 +107,7 @@ int ext_check(blkdev_t *dev) 
    args[3] = devpath;

    args[3] = devpath;

    args[4] = NULL;

    args[4] = NULL;





    int rc = logwrap(4, args);

    int rc = logwrap(4, args, 1);





    if (rc == 0) {

    if (rc == 0) {

        LOG_VOL("filesystem '%s' had no errors", devpath);

        LOG_VOL("filesystem '%s' had no errors", devpath);

vold/volmgr_vfat.c

+2 −2
Original line number Original line Diff line number Diff line
@@ -62,13 +62,13 @@ int vfat_check(blkdev_t *dev) 
            args[3] = "-p";

            args[3] = "-p";

            args[4] = blkdev_get_devpath(dev);

            args[4] = blkdev_get_devpath(dev);

            args[5] = NULL;

            args[5] = NULL;

            rc = logwrap(5, args);

            rc = logwrap(5, args, 1);

            free(args[4]);

            free(args[4]);

        } else {

        } else {

            args[2] = "-n";

            args[2] = "-n";

            args[3] = blkdev_get_devpath(dev);

            args[3] = blkdev_get_devpath(dev);

            args[4] = NULL;

            args[4] = NULL;

            rc = logwrap(4, args);

            rc = logwrap(4, args, 1);

            free(args[3]);

            free(args[3]);

        }

        }