FOLLOW_PFN(9) Memory Management in Linux FOLLOW_PFN(9)NAME
follow_pfn - look up PFN at a user virtual address
int follow_pfn(struct vm_area_struct * vma, unsigned long address, unsigned long * pfn);
user virtual address
location to store found PFN
Only IO mappings and raw PFN mappings are allowed.
Returns zero and the pfn at pfn on success, -ve otherwise.
COPYRIGHT Kernel Hackers Manual 3.10 June 2014 FOLLOW_PFN(9)
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DPM-REGISTER(1) DPM Administrator Commands DPM-REGISTER(1)NAME
dpm-register - register external files in DPNS
dpm-register --filesize filesize [ --user owner_user ] [ --group owner_group ] [ --mode filemode ] --pfn pfn --server hostname [ --st sta-
tus ] [ --help ] filename
dpm-register registers a given filename with the specified permissions into DPNS:
- create the file metadata entry in DPNS (dpns_creat)
- set the ownership (dpns_chown) to owner_user : owner_group (by default the requester's DN and group)
- set the filemode (dpns_chmod) to filemode
- set the size of the file (dpns_setfsize) to filesize
- add the replica entry (dpns_addreplicax) setting
* sfn = pfn
* status to status ('O' for Online, 'N' for Nearline)
* f_type = 'P' (Permanent)
* r_type = 'P' (Primary)
dpm-register --filesize 525424 --server `hostname --fqdn`
--group biomed --pfn dicom:///1/2/3
This program returns 0 if the operation was successful or >0 if the operation failed.
SEE ALSO dpns_creat(3), dpns_chown(3), dpns_chmod(3), dpns_setfsize(3), dpns_addreplicax(3)LCG $Date: 2008/01/07 10:38:38 $ DPM-REGISTER(1)
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